Home / 1,264,646.40-1,898,451.20-998,586.24

Finding the Fourth Proportional to 1,264,646.40, 1,898,451.20 and 998,586.24

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Solution

The fourth proportional to 1,264,646.40, 1,898,451.20 and 998,586.24 is: 1,499,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,646.40 : 1,898,451.20 = 998,586.24 : x
  2. Step 2: Convert to fraction form
    1,264,646.40/1,898,451.20 = 998,586.24/x
  3. Step 3: Cross multiply
    1,264,646.40x = 1,898,451.20 × 998,586.24
  4. Step 4: Simplify right side
    1,264,646.40x = 1,895,767,245,631.49
  5. Step 5: Solve for x
    x = 1,895,767,245,631.49/1,264,646.40
  6. Step 6: Final answer
    x = 1,499,049.26

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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.