Home / 2,489,326.70-3,732,607.65-991,726.70

Finding the Fourth Proportional to 2,489,326.70, 3,732,607.65 and 991,726.70

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Solution

The fourth proportional to 2,489,326.70, 3,732,607.65 and 991,726.70 is: 1,487,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,326.70 : 3,732,607.65 = 991,726.70 : x
  2. Step 2: Convert to fraction form
    2,489,326.70/3,732,607.65 = 991,726.70/x
  3. Step 3: Cross multiply
    2,489,326.70x = 3,732,607.65 × 991,726.70
  4. Step 4: Simplify right side
    2,489,326.70x = 3,701,726,667,129.26
  5. Step 5: Solve for x
    x = 3,701,726,667,129.26/2,489,326.70
  6. Step 6: Final answer
    x = 1,487,039.31

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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.