Home / 1,258,962.24-1,887,069.36-619,705.92

Finding the Fourth Proportional to 1,258,962.24, 1,887,069.36 and 619,705.92

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Solution

The fourth proportional to 1,258,962.24, 1,887,069.36 and 619,705.92 is: 928,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,962.24 : 1,887,069.36 = 619,705.92 : x
  2. Step 2: Convert to fraction form
    1,258,962.24/1,887,069.36 = 619,705.92/x
  3. Step 3: Cross multiply
    1,258,962.24x = 1,887,069.36 × 619,705.92
  4. Step 4: Simplify right side
    1,258,962.24x = 1,169,428,053,842.61
  5. Step 5: Solve for x
    x = 1,169,428,053,842.61/1,258,962.24
  6. Step 6: Final answer
    x = 928,882.55

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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.