Home / 1,753,398.20-2,630,123.22-491,146.04

Finding the Fourth Proportional to 1,753,398.20, 2,630,123.22 and 491,146.04

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Solution

The fourth proportional to 1,753,398.20, 2,630,123.22 and 491,146.04 is: 736,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,398.20 : 2,630,123.22 = 491,146.04 : x
  2. Step 2: Convert to fraction form
    1,753,398.20/2,630,123.22 = 491,146.04/x
  3. Step 3: Cross multiply
    1,753,398.20x = 2,630,123.22 × 491,146.04
  4. Step 4: Simplify right side
    1,753,398.20x = 1,291,774,604,215.05
  5. Step 5: Solve for x
    x = 1,291,774,604,215.05/1,753,398.20
  6. Step 6: Final answer
    x = 736,726.32

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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.