Home / 2,705,740.36-4,059,232.50-812,517.64

Finding the Fourth Proportional to 2,705,740.36, 4,059,232.50 and 812,517.64

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Solution

The fourth proportional to 2,705,740.36, 4,059,232.50 and 812,517.64 is: 1,218,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705,740.36 : 4,059,232.50 = 812,517.64 : x
  2. Step 2: Convert to fraction form
    2,705,740.36/4,059,232.50 = 812,517.64/x
  3. Step 3: Cross multiply
    2,705,740.36x = 4,059,232.50 × 812,517.64
  4. Step 4: Simplify right side
    2,705,740.36x = 3,298,198,011,111.30
  5. Step 5: Solve for x
    x = 3,298,198,011,111.30/2,705,740.36
  6. Step 6: Final answer
    x = 1,218,963.23

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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.