Home / 3,981,587.81-5,972,048.19-2,060,428.59

Finding the Fourth Proportional to 3,981,587.81, 5,972,048.19 and 2,060,428.59

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Solution

The fourth proportional to 3,981,587.81, 5,972,048.19 and 2,060,428.59 is: 3,090,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,587.81 : 5,972,048.19 = 2,060,428.59 : x
  2. Step 2: Convert to fraction form
    3,981,587.81/5,972,048.19 = 2,060,428.59/x
  3. Step 3: Cross multiply
    3,981,587.81x = 5,972,048.19 × 2,060,428.59
  4. Step 4: Simplify right side
    3,981,587.81x = 12,304,978,831,533.75
  5. Step 5: Solve for x
    x = 12,304,978,831,533.75/3,981,587.81
  6. Step 6: Final answer
    x = 3,090,470.29

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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.