Home / 1,248,686.25-1,723,187.04-675,726.42

Finding the Fourth Proportional to 1,248,686.25, 1,723,187.04 and 675,726.42

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Solution

The fourth proportional to 1,248,686.25, 1,723,187.04 and 675,726.42 is: 932,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,686.25 : 1,723,187.04 = 675,726.42 : x
  2. Step 2: Convert to fraction form
    1,248,686.25/1,723,187.04 = 675,726.42/x
  3. Step 3: Cross multiply
    1,248,686.25x = 1,723,187.04 × 675,726.42
  4. Step 4: Simplify right side
    1,248,686.25x = 1,164,403,009,529.60
  5. Step 5: Solve for x
    x = 1,164,403,009,529.60/1,248,686.25
  6. Step 6: Final answer
    x = 932,502.47

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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.