Home / 1,147,762.80-1,721,644.20-944,809.20

Finding the Fourth Proportional to 1,147,762.80, 1,721,644.20 and 944,809.20

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Solution

The fourth proportional to 1,147,762.80, 1,721,644.20 and 944,809.20 is: 1,417,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,762.80 : 1,721,644.20 = 944,809.20 : x
  2. Step 2: Convert to fraction form
    1,147,762.80/1,721,644.20 = 944,809.20/x
  3. Step 3: Cross multiply
    1,147,762.80x = 1,721,644.20 × 944,809.20
  4. Step 4: Simplify right side
    1,147,762.80x = 1,626,625,279,286.64
  5. Step 5: Solve for x
    x = 1,626,625,279,286.64/1,147,762.80
  6. Step 6: Final answer
    x = 1,417,213.80

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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.