Home / 1,107,213.80-1,658,487.90-897,261.80

Finding the Fourth Proportional to 1,107,213.80, 1,658,487.90 and 897,261.80

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Solution

The fourth proportional to 1,107,213.80, 1,658,487.90 and 897,261.80 is: 1,344,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,213.80 : 1,658,487.90 = 897,261.80 : x
  2. Step 2: Convert to fraction form
    1,107,213.80/1,658,487.90 = 897,261.80/x
  3. Step 3: Cross multiply
    1,107,213.80x = 1,658,487.90 × 897,261.80
  4. Step 4: Simplify right side
    1,107,213.80x = 1,488,097,838,432.22
  5. Step 5: Solve for x
    x = 1,488,097,838,432.22/1,107,213.80
  6. Step 6: Final answer
    x = 1,344,002.25

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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.