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Finding the Fourth Proportional to 1,502,973.40, 2,253,978.94 and 491,821.24

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Solution

The fourth proportional to 1,502,973.40, 2,253,978.94 and 491,821.24 is: 737,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,973.40 : 2,253,978.94 = 491,821.24 : x
  2. Step 2: Convert to fraction form
    1,502,973.40/2,253,978.94 = 491,821.24/x
  3. Step 3: Cross multiply
    1,502,973.40x = 2,253,978.94 × 491,821.24
  4. Step 4: Simplify right side
    1,502,973.40x = 1,108,554,717,204.69
  5. Step 5: Solve for x
    x = 1,108,554,717,204.69/1,502,973.40
  6. Step 6: Final answer
    x = 737,574.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.