Home / 1,414,084.35-2,121,337.57-656,002.45

Finding the Fourth Proportional to 1,414,084.35, 2,121,337.57 and 656,002.45

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Solution

The fourth proportional to 1,414,084.35, 2,121,337.57 and 656,002.45 is: 984,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,084.35 : 2,121,337.57 = 656,002.45 : x
  2. Step 2: Convert to fraction form
    1,414,084.35/2,121,337.57 = 656,002.45/x
  3. Step 3: Cross multiply
    1,414,084.35x = 2,121,337.57 × 656,002.45
  4. Step 4: Simplify right side
    1,414,084.35x = 1,391,602,633,506.19
  5. Step 5: Solve for x
    x = 1,391,602,633,506.19/1,414,084.35
  6. Step 6: Final answer
    x = 984,101.57

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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.