Home / 1,512,074.40-2,269,148.40-671,229.60

Finding the Fourth Proportional to 1,512,074.40, 2,269,148.40 and 671,229.60

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Solution

The fourth proportional to 1,512,074.40, 2,269,148.40 and 671,229.60 is: 1,007,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,074.40 : 2,269,148.40 = 671,229.60 : x
  2. Step 2: Convert to fraction form
    1,512,074.40/2,269,148.40 = 671,229.60/x
  3. Step 3: Cross multiply
    1,512,074.40x = 2,269,148.40 × 671,229.60
  4. Step 4: Simplify right side
    1,512,074.40x = 1,523,119,572,872.64
  5. Step 5: Solve for x
    x = 1,523,119,572,872.64/1,512,074.40
  6. Step 6: Final answer
    x = 1,007,304.65

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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.