Home / 1,074,353.40-1,609,586.10-851,182.20

Finding the Fourth Proportional to 1,074,353.40, 1,609,586.10 and 851,182.20

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Solution

The fourth proportional to 1,074,353.40, 1,609,586.10 and 851,182.20 is: 1,275,233.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,353.40 : 1,609,586.10 = 851,182.20 : x
  2. Step 2: Convert to fraction form
    1,074,353.40/1,609,586.10 = 851,182.20/x
  3. Step 3: Cross multiply
    1,074,353.40x = 1,609,586.10 × 851,182.20
  4. Step 4: Simplify right side
    1,074,353.40x = 1,370,051,037,687.42
  5. Step 5: Solve for x
    x = 1,370,051,037,687.42/1,074,353.40
  6. Step 6: Final answer
    x = 1,275,233.12

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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.