Home / 1,403,726.15-1,937,231.78-791,655.58

Finding the Fourth Proportional to 1,403,726.15, 1,937,231.78 and 791,655.58

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Solution

The fourth proportional to 1,403,726.15, 1,937,231.78 and 791,655.58 is: 1,092,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,726.15 : 1,937,231.78 = 791,655.58 : x
  2. Step 2: Convert to fraction form
    1,403,726.15/1,937,231.78 = 791,655.58/x
  3. Step 3: Cross multiply
    1,403,726.15x = 1,937,231.78 × 791,655.58
  4. Step 4: Simplify right side
    1,403,726.15x = 1,533,620,352,302.06
  5. Step 5: Solve for x
    x = 1,533,620,352,302.06/1,403,726.15
  6. Step 6: Final answer
    x = 1,092,535.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.