Home / 1,262,306.52-1,741,748.52-718,410

Finding the Fourth Proportional to 1,262,306.52, 1,741,748.52 and 718,410

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Solution

The fourth proportional to 1,262,306.52, 1,741,748.52 and 718,410 is: 991,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,306.52 : 1,741,748.52 = 718,410 : x
  2. Step 2: Convert to fraction form
    1,262,306.52/1,741,748.52 = 718,410/x
  3. Step 3: Cross multiply
    1,262,306.52x = 1,741,748.52 × 718,410
  4. Step 4: Simplify right side
    1,262,306.52x = 1,251,289,554,253.20
  5. Step 5: Solve for x
    x = 1,251,289,554,253.20/1,262,306.52
  6. Step 6: Final answer
    x = 991,272.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.