Home / 725,441.10-1,082,836.85-672,001.75

Finding the Fourth Proportional to 725,441.10, 1,082,836.85 and 672,001.75

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Solution

The fourth proportional to 725,441.10, 1,082,836.85 and 672,001.75 is: 1,003,070.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,441.10 : 1,082,836.85 = 672,001.75 : x
  2. Step 2: Convert to fraction form
    725,441.10/1,082,836.85 = 672,001.75/x
  3. Step 3: Cross multiply
    725,441.10x = 1,082,836.85 × 672,001.75
  4. Step 4: Simplify right side
    725,441.10x = 727,668,258,164.49
  5. Step 5: Solve for x
    x = 727,668,258,164.49/725,441.10
  6. Step 6: Final answer
    x = 1,003,070.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.