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Finding the Fourth Proportional to 3,712,702.86, 5,569,059.11 and 1,017,051.75

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Solution

The fourth proportional to 3,712,702.86, 5,569,059.11 and 1,017,051.75 is: 1,525,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,702.86 : 5,569,059.11 = 1,017,051.75 : x
  2. Step 2: Convert to fraction form
    3,712,702.86/5,569,059.11 = 1,017,051.75/x
  3. Step 3: Cross multiply
    3,712,702.86x = 5,569,059.11 × 1,017,051.75
  4. Step 4: Simplify right side
    3,712,702.86x = 5,664,021,308,593.69
  5. Step 5: Solve for x
    x = 5,664,021,308,593.69/3,712,702.86
  6. Step 6: Final answer
    x = 1,525,578.94

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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.