Home / 1,012,562.20-1,519,232.10-996,621.40

Finding the Fourth Proportional to 1,012,562.20, 1,519,232.10 and 996,621.40

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Solution

The fourth proportional to 1,012,562.20, 1,519,232.10 and 996,621.40 is: 1,495,314.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,562.20 : 1,519,232.10 = 996,621.40 : x
  2. Step 2: Convert to fraction form
    1,012,562.20/1,519,232.10 = 996,621.40/x
  3. Step 3: Cross multiply
    1,012,562.20x = 1,519,232.10 × 996,621.40
  4. Step 4: Simplify right side
    1,012,562.20x = 1,514,099,222,426.94
  5. Step 5: Solve for x
    x = 1,514,099,222,426.94/1,012,562.20
  6. Step 6: Final answer
    x = 1,495,314.78

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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.