Home / 1,744,540.28-2,407,578.39-1,009,642.64

Finding the Fourth Proportional to 1,744,540.28, 2,407,578.39 and 1,009,642.64

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Solution

The fourth proportional to 1,744,540.28, 2,407,578.39 and 1,009,642.64 is: 1,393,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744,540.28 : 2,407,578.39 = 1,009,642.64 : x
  2. Step 2: Convert to fraction form
    1,744,540.28/2,407,578.39 = 1,009,642.64/x
  3. Step 3: Cross multiply
    1,744,540.28x = 2,407,578.39 × 1,009,642.64
  4. Step 4: Simplify right side
    1,744,540.28x = 2,430,793,801,686.55
  5. Step 5: Solve for x
    x = 2,430,793,801,686.55/1,744,540.28
  6. Step 6: Final answer
    x = 1,393,372.13

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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.