Home / 1,126,758.65-1,690,215.96-452,840.52

Finding the Fourth Proportional to 1,126,758.65, 1,690,215.96 and 452,840.52

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Solution

The fourth proportional to 1,126,758.65, 1,690,215.96 and 452,840.52 is: 679,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,758.65 : 1,690,215.96 = 452,840.52 : x
  2. Step 2: Convert to fraction form
    1,126,758.65/1,690,215.96 = 452,840.52/x
  3. Step 3: Cross multiply
    1,126,758.65x = 1,690,215.96 × 452,840.52
  4. Step 4: Simplify right side
    1,126,758.65x = 765,398,282,275.16
  5. Step 5: Solve for x
    x = 765,398,282,275.16/1,126,758.65
  6. Step 6: Final answer
    x = 679,292.13

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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.