Home / 1,519,371.90-2,279,403.45-887,960.70

Finding the Fourth Proportional to 1,519,371.90, 2,279,403.45 and 887,960.70

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Solution

The fourth proportional to 1,519,371.90, 2,279,403.45 and 887,960.70 is: 1,332,143.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,371.90 : 2,279,403.45 = 887,960.70 : x
  2. Step 2: Convert to fraction form
    1,519,371.90/2,279,403.45 = 887,960.70/x
  3. Step 3: Cross multiply
    1,519,371.90x = 2,279,403.45 × 887,960.70
  4. Step 4: Simplify right side
    1,519,371.90x = 2,024,020,683,044.42
  5. Step 5: Solve for x
    x = 2,024,020,683,044.42/1,519,371.90
  6. Step 6: Final answer
    x = 1,332,143.03

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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.