Home / 3,195,387.92-4,409,665.56-1,818,664.13

Finding the Fourth Proportional to 3,195,387.92, 4,409,665.56 and 1,818,664.13

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Solution

The fourth proportional to 3,195,387.92, 4,409,665.56 and 1,818,664.13 is: 2,509,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,387.92 : 4,409,665.56 = 1,818,664.13 : x
  2. Step 2: Convert to fraction form
    3,195,387.92/4,409,665.56 = 1,818,664.13/x
  3. Step 3: Cross multiply
    3,195,387.92x = 4,409,665.56 × 1,818,664.13
  4. Step 4: Simplify right side
    3,195,387.92x = 8,019,700,557,220.03
  5. Step 5: Solve for x
    x = 8,019,700,557,220.03/3,195,387.92
  6. Step 6: Final answer
    x = 2,509,773.70

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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.