Home / 995,874.90-1,491,844.05-545,790.30

Finding the Fourth Proportional to 995,874.90, 1,491,844.05 and 545,790.30

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Solution

The fourth proportional to 995,874.90, 1,491,844.05 and 545,790.30 is: 817,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,874.90 : 1,491,844.05 = 545,790.30 : x
  2. Step 2: Convert to fraction form
    995,874.90/1,491,844.05 = 545,790.30/x
  3. Step 3: Cross multiply
    995,874.90x = 1,491,844.05 × 545,790.30
  4. Step 4: Simplify right side
    995,874.90x = 814,234,011,602.72
  5. Step 5: Solve for x
    x = 814,234,011,602.72/995,874.90
  6. Step 6: Final answer
    x = 817,606.72

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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.