Home / 3,117,190.80-4,353,438.30-3,117,190.80

Finding the Fourth Proportional to 3,117,190.80, 4,353,438.30 and 3,117,190.80

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Solution

The fourth proportional to 3,117,190.80, 4,353,438.30 and 3,117,190.80 is: 4,353,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,190.80 : 4,353,438.30 = 3,117,190.80 : x
  2. Step 2: Convert to fraction form
    3,117,190.80/4,353,438.30 = 3,117,190.80/x
  3. Step 3: Cross multiply
    3,117,190.80x = 4,353,438.30 × 3,117,190.80
  4. Step 4: Simplify right side
    3,117,190.80x = 13,570,497,817,127.64
  5. Step 5: Solve for x
    x = 13,570,497,817,127.64/3,117,190.80
  6. Step 6: Final answer
    x = 4,353,438.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.