Home / 1,406,882.61-1,941,520.29-786,757.35

Finding the Fourth Proportional to 1,406,882.61, 1,941,520.29 and 786,757.35

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Solution

The fourth proportional to 1,406,882.61, 1,941,520.29 and 786,757.35 is: 1,085,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,882.61 : 1,941,520.29 = 786,757.35 : x
  2. Step 2: Convert to fraction form
    1,406,882.61/1,941,520.29 = 786,757.35/x
  3. Step 3: Cross multiply
    1,406,882.61x = 1,941,520.29 × 786,757.35
  4. Step 4: Simplify right side
    1,406,882.61x = 1,527,505,358,331.63
  5. Step 5: Solve for x
    x = 1,527,505,358,331.63/1,406,882.61
  6. Step 6: Final answer
    x = 1,085,737.61

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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.