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Finding the Fourth Proportional to 3,731,203.60, 5,598,187.80 and 1,488,950.80

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Solution

The fourth proportional to 3,731,203.60, 5,598,187.80 and 1,488,950.80 is: 2,233,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731,203.60 : 5,598,187.80 = 1,488,950.80 : x
  2. Step 2: Convert to fraction form
    3,731,203.60/5,598,187.80 = 1,488,950.80/x
  3. Step 3: Cross multiply
    3,731,203.60x = 5,598,187.80 × 1,488,950.80
  4. Step 4: Simplify right side
    3,731,203.60x = 8,335,426,203,360.24
  5. Step 5: Solve for x
    x = 8,335,426,203,360.24/3,731,203.60
  6. Step 6: Final answer
    x = 2,233,977.85

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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.