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Finding the Fourth Proportional to 5,989,061.70, 8,983,592.55 and 1,729,368.90

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Solution

The fourth proportional to 5,989,061.70, 8,983,592.55 and 1,729,368.90 is: 2,594,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989,061.70 : 8,983,592.55 = 1,729,368.90 : x
  2. Step 2: Convert to fraction form
    5,989,061.70/8,983,592.55 = 1,729,368.90/x
  3. Step 3: Cross multiply
    5,989,061.70x = 8,983,592.55 × 1,729,368.90
  4. Step 4: Simplify right side
    5,989,061.70x = 15,535,945,566,241.70
  5. Step 5: Solve for x
    x = 15,535,945,566,241.70/5,989,061.70
  6. Step 6: Final answer
    x = 2,594,053.35

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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.