Home / 1,027,695.11-1,540,842.02-521,279.58

Finding the Fourth Proportional to 1,027,695.11, 1,540,842.02 and 521,279.58

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Solution

The fourth proportional to 1,027,695.11, 1,540,842.02 and 521,279.58 is: 781,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,695.11 : 1,540,842.02 = 521,279.58 : x
  2. Step 2: Convert to fraction form
    1,027,695.11/1,540,842.02 = 521,279.58/x
  3. Step 3: Cross multiply
    1,027,695.11x = 1,540,842.02 × 521,279.58
  4. Step 4: Simplify right side
    1,027,695.11x = 803,209,478,191.98
  5. Step 5: Solve for x
    x = 803,209,478,191.98/1,027,695.11
  6. Step 6: Final answer
    x = 781,563.98

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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.