Home / 1,012,559.20-1,519,227.60-996,618.40

Finding the Fourth Proportional to 1,012,559.20, 1,519,227.60 and 996,618.40

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Solution

The fourth proportional to 1,012,559.20, 1,519,227.60 and 996,618.40 is: 1,495,310.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,559.20 : 1,519,227.60 = 996,618.40 : x
  2. Step 2: Convert to fraction form
    1,012,559.20/1,519,227.60 = 996,618.40/x
  3. Step 3: Cross multiply
    1,012,559.20x = 1,519,227.60 × 996,618.40
  4. Step 4: Simplify right side
    1,012,559.20x = 1,514,090,179,947.84
  5. Step 5: Solve for x
    x = 1,514,090,179,947.84/1,012,559.20
  6. Step 6: Final answer
    x = 1,495,310.28

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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.