Home / 1,324,721.80-1,987,341.90-566,561.80

Finding the Fourth Proportional to 1,324,721.80, 1,987,341.90 and 566,561.80

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Solution

The fourth proportional to 1,324,721.80, 1,987,341.90 and 566,561.80 is: 849,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,721.80 : 1,987,341.90 = 566,561.80 : x
  2. Step 2: Convert to fraction form
    1,324,721.80/1,987,341.90 = 566,561.80/x
  3. Step 3: Cross multiply
    1,324,721.80x = 1,987,341.90 × 566,561.80
  4. Step 4: Simplify right side
    1,324,721.80x = 1,125,952,004,079.42
  5. Step 5: Solve for x
    x = 1,125,952,004,079.42/1,324,721.80
  6. Step 6: Final answer
    x = 849,953.56

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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.