Home / 1,149,143.81-1,721,386.08-532,782

Finding the Fourth Proportional to 1,149,143.81, 1,721,386.08 and 532,782

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Solution

The fourth proportional to 1,149,143.81, 1,721,386.08 and 532,782 is: 798,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,143.81 : 1,721,386.08 = 532,782 : x
  2. Step 2: Convert to fraction form
    1,149,143.81/1,721,386.08 = 532,782/x
  3. Step 3: Cross multiply
    1,149,143.81x = 1,721,386.08 × 532,782
  4. Step 4: Simplify right side
    1,149,143.81x = 917,123,518,474.56
  5. Step 5: Solve for x
    x = 917,123,518,474.56/1,149,143.81
  6. Step 6: Final answer
    x = 798,092.91

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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.