Home / 1,002,043.76-1,382,817.48-549,335.12

Finding the Fourth Proportional to 1,002,043.76, 1,382,817.48 and 549,335.12

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Solution

The fourth proportional to 1,002,043.76, 1,382,817.48 and 549,335.12 is: 758,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,043.76 : 1,382,817.48 = 549,335.12 : x
  2. Step 2: Convert to fraction form
    1,002,043.76/1,382,817.48 = 549,335.12/x
  3. Step 3: Cross multiply
    1,002,043.76x = 1,382,817.48 × 549,335.12
  4. Step 4: Simplify right side
    1,002,043.76x = 759,630,206,313.90
  5. Step 5: Solve for x
    x = 759,630,206,313.90/1,002,043.76
  6. Step 6: Final answer
    x = 758,080.87

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Double scale
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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.