Home / 1,127,867.40-1,691,125.38-359,032.95

Finding the Fourth Proportional to 1,127,867.40, 1,691,125.38 and 359,032.95

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Solution

The fourth proportional to 1,127,867.40, 1,691,125.38 and 359,032.95 is: 538,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,867.40 : 1,691,125.38 = 359,032.95 : x
  2. Step 2: Convert to fraction form
    1,127,867.40/1,691,125.38 = 359,032.95/x
  3. Step 3: Cross multiply
    1,127,867.40x = 1,691,125.38 × 359,032.95
  4. Step 4: Simplify right side
    1,127,867.40x = 607,169,734,001.27
  5. Step 5: Solve for x
    x = 607,169,734,001.27/1,127,867.40
  6. Step 6: Final answer
    x = 538,334.32

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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.