Home / 2,233,030.20-3,349,545.30-1,288,246.20

Finding the Fourth Proportional to 2,233,030.20, 3,349,545.30 and 1,288,246.20

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Solution

The fourth proportional to 2,233,030.20, 3,349,545.30 and 1,288,246.20 is: 1,932,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233,030.20 : 3,349,545.30 = 1,288,246.20 : x
  2. Step 2: Convert to fraction form
    2,233,030.20/3,349,545.30 = 1,288,246.20/x
  3. Step 3: Cross multiply
    2,233,030.20x = 3,349,545.30 × 1,288,246.20
  4. Step 4: Simplify right side
    2,233,030.20x = 4,315,039,004,452.86
  5. Step 5: Solve for x
    x = 4,315,039,004,452.86/2,233,030.20
  6. Step 6: Final answer
    x = 1,932,369.30

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Double scale
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Similar ratio
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1.5x scale

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.