Home / 3,399,009.57-4,690,633.20-1,871,116.70

Finding the Fourth Proportional to 3,399,009.57, 4,690,633.20 and 1,871,116.70

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Solution

The fourth proportional to 3,399,009.57, 4,690,633.20 and 1,871,116.70 is: 2,582,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,009.57 : 4,690,633.20 = 1,871,116.70 : x
  2. Step 2: Convert to fraction form
    3,399,009.57/4,690,633.20 = 1,871,116.70/x
  3. Step 3: Cross multiply
    3,399,009.57x = 4,690,633.20 × 1,871,116.70
  4. Step 4: Simplify right side
    3,399,009.57x = 8,776,722,090,641.28
  5. Step 5: Solve for x
    x = 8,776,722,090,641.28/3,399,009.57
  6. Step 6: Final answer
    x = 2,582,141.04

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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.