Home / 3,353,156.41-4,627,959.74-1,976,419.76

Finding the Fourth Proportional to 3,353,156.41, 4,627,959.74 and 1,976,419.76

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Solution

The fourth proportional to 3,353,156.41, 4,627,959.74 and 1,976,419.76 is: 2,727,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353,156.41 : 4,627,959.74 = 1,976,419.76 : x
  2. Step 2: Convert to fraction form
    3,353,156.41/4,627,959.74 = 1,976,419.76/x
  3. Step 3: Cross multiply
    3,353,156.41x = 4,627,959.74 × 1,976,419.76
  4. Step 4: Simplify right side
    3,353,156.41x = 9,146,791,057,168.47
  5. Step 5: Solve for x
    x = 9,146,791,057,168.47/3,353,156.41
  6. Step 6: Final answer
    x = 2,727,815.21

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Double scale
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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.