Home / 1,155,883.84-1,595,440.26-672,542.34

Finding the Fourth Proportional to 1,155,883.84, 1,595,440.26 and 672,542.34

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Solution

The fourth proportional to 1,155,883.84, 1,595,440.26 and 672,542.34 is: 928,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,883.84 : 1,595,440.26 = 672,542.34 : x
  2. Step 2: Convert to fraction form
    1,155,883.84/1,595,440.26 = 672,542.34/x
  3. Step 3: Cross multiply
    1,155,883.84x = 1,595,440.26 × 672,542.34
  4. Step 4: Simplify right side
    1,155,883.84x = 1,073,001,125,790.61
  5. Step 5: Solve for x
    x = 1,073,001,125,790.61/1,155,883.84
  6. Step 6: Final answer
    x = 928,294.95

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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.