Home / 1,134,144.80-1,564,427.76-674,951.52

Finding the Fourth Proportional to 1,134,144.80, 1,564,427.76 and 674,951.52

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Solution

The fourth proportional to 1,134,144.80, 1,564,427.76 and 674,951.52 is: 931,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,144.80 : 1,564,427.76 = 674,951.52 : x
  2. Step 2: Convert to fraction form
    1,134,144.80/1,564,427.76 = 674,951.52/x
  3. Step 3: Cross multiply
    1,134,144.80x = 1,564,427.76 × 674,951.52
  4. Step 4: Simplify right side
    1,134,144.80x = 1,055,912,894,542.20
  5. Step 5: Solve for x
    x = 1,055,912,894,542.20/1,134,144.80
  6. Step 6: Final answer
    x = 931,021.24

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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.