Home / 1,646,165.40-2,469,248.10-699,413.10

Finding the Fourth Proportional to 1,646,165.40, 2,469,248.10 and 699,413.10

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Solution

The fourth proportional to 1,646,165.40, 2,469,248.10 and 699,413.10 is: 1,049,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,165.40 : 2,469,248.10 = 699,413.10 : x
  2. Step 2: Convert to fraction form
    1,646,165.40/2,469,248.10 = 699,413.10/x
  3. Step 3: Cross multiply
    1,646,165.40x = 2,469,248.10 × 699,413.10
  4. Step 4: Simplify right side
    1,646,165.40x = 1,727,024,468,290.11
  5. Step 5: Solve for x
    x = 1,727,024,468,290.11/1,646,165.40
  6. Step 6: Final answer
    x = 1,049,119.65

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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.