Home / 1,244,994.30-1,867,491.45-1,132,801.20

Finding the Fourth Proportional to 1,244,994.30, 1,867,491.45 and 1,132,801.20

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Solution

The fourth proportional to 1,244,994.30, 1,867,491.45 and 1,132,801.20 is: 1,699,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,994.30 : 1,867,491.45 = 1,132,801.20 : x
  2. Step 2: Convert to fraction form
    1,244,994.30/1,867,491.45 = 1,132,801.20/x
  3. Step 3: Cross multiply
    1,244,994.30x = 1,867,491.45 × 1,132,801.20
  4. Step 4: Simplify right side
    1,244,994.30x = 2,115,496,555,549.74
  5. Step 5: Solve for x
    x = 2,115,496,555,549.74/1,244,994.30
  6. Step 6: Final answer
    x = 1,699,201.80

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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.