Home / 2,146,315.96-3,217,075.92-930,489.04

Finding the Fourth Proportional to 2,146,315.96, 3,217,075.92 and 930,489.04

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Solution

The fourth proportional to 2,146,315.96, 3,217,075.92 and 930,489.04 is: 1,394,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,315.96 : 3,217,075.92 = 930,489.04 : x
  2. Step 2: Convert to fraction form
    2,146,315.96/3,217,075.92 = 930,489.04/x
  3. Step 3: Cross multiply
    2,146,315.96x = 3,217,075.92 × 930,489.04
  4. Step 4: Simplify right side
    2,146,315.96x = 2,993,453,884,407.92
  5. Step 5: Solve for x
    x = 2,993,453,884,407.92/2,146,315.96
  6. Step 6: Final answer
    x = 1,394,693.95

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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.