Home / 3,353,157.41-4,627,961.12-1,976,420.76

Finding the Fourth Proportional to 3,353,157.41, 4,627,961.12 and 1,976,420.76

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Solution

The fourth proportional to 3,353,157.41, 4,627,961.12 and 1,976,420.76 is: 2,727,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353,157.41 : 4,627,961.12 = 1,976,420.76 : x
  2. Step 2: Convert to fraction form
    3,353,157.41/4,627,961.12 = 1,976,420.76/x
  3. Step 3: Cross multiply
    3,353,157.41x = 4,627,961.12 × 1,976,420.76
  4. Step 4: Simplify right side
    3,353,157.41x = 9,146,798,434,040.85
  5. Step 5: Solve for x
    x = 9,146,798,434,040.85/3,353,157.41
  6. Step 6: Final answer
    x = 2,727,816.60

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Double scale
Find fourth proportional to 3,353,158.41, 4,627,962.50 and 1,976,421.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.