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Finding the Fourth Proportional to 5,866,689.47, 8,798,233.29 and 4,056,684.20

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Solution

The fourth proportional to 5,866,689.47, 8,798,233.29 and 4,056,684.20 is: 6,083,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866,689.47 : 8,798,233.29 = 4,056,684.20 : x
  2. Step 2: Convert to fraction form
    5,866,689.47/8,798,233.29 = 4,056,684.20/x
  3. Step 3: Cross multiply
    5,866,689.47x = 8,798,233.29 × 4,056,684.20
  4. Step 4: Simplify right side
    5,866,689.47x = 35,691,653,975,457.02
  5. Step 5: Solve for x
    x = 35,691,653,975,457.02/5,866,689.47
  6. Step 6: Final answer
    x = 6,083,781.01

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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.