Home / 3,690,397.20-5,535,595.80-2,010,781.20

Finding the Fourth Proportional to 3,690,397.20, 5,535,595.80 and 2,010,781.20

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Solution

The fourth proportional to 3,690,397.20, 5,535,595.80 and 2,010,781.20 is: 3,016,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,397.20 : 5,535,595.80 = 2,010,781.20 : x
  2. Step 2: Convert to fraction form
    3,690,397.20/5,535,595.80 = 2,010,781.20/x
  3. Step 3: Cross multiply
    3,690,397.20x = 5,535,595.80 × 2,010,781.20
  4. Step 4: Simplify right side
    3,690,397.20x = 11,130,871,965,438.96
  5. Step 5: Solve for x
    x = 11,130,871,965,438.96/3,690,397.20
  6. Step 6: Final answer
    x = 3,016,171.80

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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.