Home / 1,727,710.80-2,590,399.80-918,229.20

Finding the Fourth Proportional to 1,727,710.80, 2,590,399.80 and 918,229.20

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Solution

The fourth proportional to 1,727,710.80, 2,590,399.80 and 918,229.20 is: 1,376,723.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,710.80 : 2,590,399.80 = 918,229.20 : x
  2. Step 2: Convert to fraction form
    1,727,710.80/2,590,399.80 = 918,229.20/x
  3. Step 3: Cross multiply
    1,727,710.80x = 2,590,399.80 × 918,229.20
  4. Step 4: Simplify right side
    1,727,710.80x = 2,378,580,736,034.16
  5. Step 5: Solve for x
    x = 2,378,580,736,034.16/1,727,710.80
  6. Step 6: Final answer
    x = 1,376,723.89

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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.