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Finding the Fourth Proportional to 1,797,264.68, 2,693,569.98 and 731,059.88

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Solution

The fourth proportional to 1,797,264.68, 2,693,569.98 and 731,059.88 is: 1,095,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,264.68 : 2,693,569.98 = 731,059.88 : x
  2. Step 2: Convert to fraction form
    1,797,264.68/2,693,569.98 = 731,059.88/x
  3. Step 3: Cross multiply
    1,797,264.68x = 2,693,569.98 × 731,059.88
  4. Step 4: Simplify right side
    1,797,264.68x = 1,969,160,946,350.40
  5. Step 5: Solve for x
    x = 1,969,160,946,350.40/1,797,264.68
  6. Step 6: Final answer
    x = 1,095,643.27

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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.