Home / 1,646,195.40-2,469,293.10-699,443.10

Finding the Fourth Proportional to 1,646,195.40, 2,469,293.10 and 699,443.10

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Solution

The fourth proportional to 1,646,195.40, 2,469,293.10 and 699,443.10 is: 1,049,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,195.40 : 2,469,293.10 = 699,443.10 : x
  2. Step 2: Convert to fraction form
    1,646,195.40/2,469,293.10 = 699,443.10/x
  3. Step 3: Cross multiply
    1,646,195.40x = 2,469,293.10 × 699,443.10
  4. Step 4: Simplify right side
    1,646,195.40x = 1,727,130,020,672.61
  5. Step 5: Solve for x
    x = 1,727,130,020,672.61/1,646,195.40
  6. Step 6: Final answer
    x = 1,049,164.65

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Double scale
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Similar ratio
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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.