Home / 1,118,512.44-1,543,585.68-635,061.60

Finding the Fourth Proportional to 1,118,512.44, 1,543,585.68 and 635,061.60

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Solution

The fourth proportional to 1,118,512.44, 1,543,585.68 and 635,061.60 is: 876,406.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,512.44 : 1,543,585.68 = 635,061.60 : x
  2. Step 2: Convert to fraction form
    1,118,512.44/1,543,585.68 = 635,061.60/x
  3. Step 3: Cross multiply
    1,118,512.44x = 1,543,585.68 × 635,061.60
  4. Step 4: Simplify right side
    1,118,512.44x = 980,271,991,677.89
  5. Step 5: Solve for x
    x = 980,271,991,677.89/1,118,512.44
  6. Step 6: Final answer
    x = 876,406.87

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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.