Home / 1,031,172.78-1,423,189.50-601,452.90

Finding the Fourth Proportional to 1,031,172.78, 1,423,189.50 and 601,452.90

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Solution

The fourth proportional to 1,031,172.78, 1,423,189.50 and 601,452.90 is: 830,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,172.78 : 1,423,189.50 = 601,452.90 : x
  2. Step 2: Convert to fraction form
    1,031,172.78/1,423,189.50 = 601,452.90/x
  3. Step 3: Cross multiply
    1,031,172.78x = 1,423,189.50 × 601,452.90
  4. Step 4: Simplify right side
    1,031,172.78x = 855,981,452,024.55
  5. Step 5: Solve for x
    x = 855,981,452,024.55/1,031,172.78
  6. Step 6: Final answer
    x = 830,104.78

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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.