Home / 1,150,154.52-1,587,219.54-667,006.14

Finding the Fourth Proportional to 1,150,154.52, 1,587,219.54 and 667,006.14

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Solution

The fourth proportional to 1,150,154.52, 1,587,219.54 and 667,006.14 is: 920,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,154.52 : 1,587,219.54 = 667,006.14 : x
  2. Step 2: Convert to fraction form
    1,150,154.52/1,587,219.54 = 667,006.14/x
  3. Step 3: Cross multiply
    1,150,154.52x = 1,587,219.54 × 667,006.14
  4. Step 4: Simplify right side
    1,150,154.52x = 1,058,685,178,707.98
  5. Step 5: Solve for x
    x = 1,058,685,178,707.98/1,150,154.52
  6. Step 6: Final answer
    x = 920,472.13

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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.