Home / 1,644,247.68-2,269,350.60-956,132.40

Finding the Fourth Proportional to 1,644,247.68, 2,269,350.60 and 956,132.40

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Solution

The fourth proportional to 1,644,247.68, 2,269,350.60 and 956,132.40 is: 1,319,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,247.68 : 2,269,350.60 = 956,132.40 : x
  2. Step 2: Convert to fraction form
    1,644,247.68/2,269,350.60 = 956,132.40/x
  3. Step 3: Cross multiply
    1,644,247.68x = 2,269,350.60 × 956,132.40
  4. Step 4: Simplify right side
    1,644,247.68x = 2,169,799,635,619.44
  5. Step 5: Solve for x
    x = 2,169,799,635,619.44/1,644,247.68
  6. Step 6: Final answer
    x = 1,319,630.65

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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.