Home / 3,037,985.76-4,192,422.16-1,731,200.80

Finding the Fourth Proportional to 3,037,985.76, 4,192,422.16 and 1,731,200.80

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Solution

The fourth proportional to 3,037,985.76, 4,192,422.16 and 1,731,200.80 is: 2,389,058.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,985.76 : 4,192,422.16 = 1,731,200.80 : x
  2. Step 2: Convert to fraction form
    3,037,985.76/4,192,422.16 = 1,731,200.80/x
  3. Step 3: Cross multiply
    3,037,985.76x = 4,192,422.16 × 1,731,200.80
  4. Step 4: Simplify right side
    3,037,985.76x = 7,257,924,597,329.73
  5. Step 5: Solve for x
    x = 7,257,924,597,329.73/3,037,985.76
  6. Step 6: Final answer
    x = 2,389,058.14

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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.