Home / 1,414,080.28-2,121,331.47-655,998.38

Finding the Fourth Proportional to 1,414,080.28, 2,121,331.47 and 655,998.38

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Solution

The fourth proportional to 1,414,080.28, 2,121,331.47 and 655,998.38 is: 984,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,080.28 : 2,121,331.47 = 655,998.38 : x
  2. Step 2: Convert to fraction form
    1,414,080.28/2,121,331.47 = 655,998.38/x
  3. Step 3: Cross multiply
    1,414,080.28x = 2,121,331.47 × 655,998.38
  4. Step 4: Simplify right side
    1,414,080.28x = 1,391,590,007,763.02
  5. Step 5: Solve for x
    x = 1,391,590,007,763.02/1,414,080.28
  6. Step 6: Final answer
    x = 984,095.48

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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.