Home / 1,399,598.71-2,099,731.22-452,969.43

Finding the Fourth Proportional to 1,399,598.71, 2,099,731.22 and 452,969.43

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Solution

The fourth proportional to 1,399,598.71, 2,099,731.22 and 452,969.43 is: 679,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,598.71 : 2,099,731.22 = 452,969.43 : x
  2. Step 2: Convert to fraction form
    1,399,598.71/2,099,731.22 = 452,969.43/x
  3. Step 3: Cross multiply
    1,399,598.71x = 2,099,731.22 × 452,969.43
  4. Step 4: Simplify right side
    1,399,598.71x = 951,114,043,377.95
  5. Step 5: Solve for x
    x = 951,114,043,377.95/1,399,598.71
  6. Step 6: Final answer
    x = 679,561.96

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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.