Home / 3,013,186.20-4,157,550.01-1,789,904.15

Finding the Fourth Proportional to 3,013,186.20, 4,157,550.01 and 1,789,904.15

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Solution

The fourth proportional to 3,013,186.20, 4,157,550.01 and 1,789,904.15 is: 2,469,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,186.20 : 4,157,550.01 = 1,789,904.15 : x
  2. Step 2: Convert to fraction form
    3,013,186.20/4,157,550.01 = 1,789,904.15/x
  3. Step 3: Cross multiply
    3,013,186.20x = 4,157,550.01 × 1,789,904.15
  4. Step 4: Simplify right side
    3,013,186.20x = 7,441,616,016,731.54
  5. Step 5: Solve for x
    x = 7,441,616,016,731.54/3,013,186.20
  6. Step 6: Final answer
    x = 2,469,683.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.