Home / 3,787,091.16-5,680,637.64-947,203.68

Finding the Fourth Proportional to 3,787,091.16, 5,680,637.64 and 947,203.68

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Solution

The fourth proportional to 3,787,091.16, 5,680,637.64 and 947,203.68 is: 1,420,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,091.16 : 5,680,637.64 = 947,203.68 : x
  2. Step 2: Convert to fraction form
    3,787,091.16/5,680,637.64 = 947,203.68/x
  3. Step 3: Cross multiply
    3,787,091.16x = 5,680,637.64 × 947,203.68
  4. Step 4: Simplify right side
    3,787,091.16x = 5,380,720,877,354.52
  5. Step 5: Solve for x
    x = 5,380,720,877,354.52/3,787,091.16
  6. Step 6: Final answer
    x = 1,420,805.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.