Home / 1,087,998.80-1,631,998.20-1,046,526.80

Finding the Fourth Proportional to 1,087,998.80, 1,631,998.20 and 1,046,526.80

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Solution

The fourth proportional to 1,087,998.80, 1,631,998.20 and 1,046,526.80 is: 1,569,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,998.80 : 1,631,998.20 = 1,046,526.80 : x
  2. Step 2: Convert to fraction form
    1,087,998.80/1,631,998.20 = 1,046,526.80/x
  3. Step 3: Cross multiply
    1,087,998.80x = 1,631,998.20 × 1,046,526.80
  4. Step 4: Simplify right side
    1,087,998.80x = 1,707,929,853,851.76
  5. Step 5: Solve for x
    x = 1,707,929,853,851.76/1,087,998.80
  6. Step 6: Final answer
    x = 1,569,790.20

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Similar ratio
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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.