Home / 3,111,330.90-4,661,747.55-1,510,446.90

Finding the Fourth Proportional to 3,111,330.90, 4,661,747.55 and 1,510,446.90

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Solution

The fourth proportional to 3,111,330.90, 4,661,747.55 and 1,510,446.90 is: 2,263,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,330.90 : 4,661,747.55 = 1,510,446.90 : x
  2. Step 2: Convert to fraction form
    3,111,330.90/4,661,747.55 = 1,510,446.90/x
  3. Step 3: Cross multiply
    3,111,330.90x = 4,661,747.55 × 1,510,446.90
  4. Step 4: Simplify right side
    3,111,330.90x = 7,041,322,135,480.10
  5. Step 5: Solve for x
    x = 7,041,322,135,480.10/3,111,330.90
  6. Step 6: Final answer
    x = 2,263,122.23

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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.