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Finding the Fourth Proportional to 2,497,708.80, 3,748,312.80 and 1,601,330.40

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Solution

The fourth proportional to 2,497,708.80, 3,748,312.80 and 1,601,330.40 is: 2,403,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497,708.80 : 3,748,312.80 = 1,601,330.40 : x
  2. Step 2: Convert to fraction form
    2,497,708.80/3,748,312.80 = 1,601,330.40/x
  3. Step 3: Cross multiply
    2,497,708.80x = 3,748,312.80 × 1,601,330.40
  4. Step 4: Simplify right side
    2,497,708.80x = 6,002,287,235,349.12
  5. Step 5: Solve for x
    x = 6,002,287,235,349.12/2,497,708.80
  6. Step 6: Final answer
    x = 2,403,117.30

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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.