Home / 1,334,711.79-2,002,262.90-387,959.49

Finding the Fourth Proportional to 1,334,711.79, 2,002,262.90 and 387,959.49

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Solution

The fourth proportional to 1,334,711.79, 2,002,262.90 and 387,959.49 is: 581,995.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,711.79 : 2,002,262.90 = 387,959.49 : x
  2. Step 2: Convert to fraction form
    1,334,711.79/2,002,262.90 = 387,959.49/x
  3. Step 3: Cross multiply
    1,334,711.79x = 2,002,262.90 × 387,959.49
  4. Step 4: Simplify right side
    1,334,711.79x = 776,796,891,590.12
  5. Step 5: Solve for x
    x = 776,796,891,590.12/1,334,711.79
  6. Step 6: Final answer
    x = 581,995.98

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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.