Home / 3,281,617.40-4,921,965.30-1,037,982.20

Finding the Fourth Proportional to 3,281,617.40, 4,921,965.30 and 1,037,982.20

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Solution

The fourth proportional to 3,281,617.40, 4,921,965.30 and 1,037,982.20 is: 1,556,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,617.40 : 4,921,965.30 = 1,037,982.20 : x
  2. Step 2: Convert to fraction form
    3,281,617.40/4,921,965.30 = 1,037,982.20/x
  3. Step 3: Cross multiply
    3,281,617.40x = 4,921,965.30 × 1,037,982.20
  4. Step 4: Simplify right side
    3,281,617.40x = 5,108,912,370,417.66
  5. Step 5: Solve for x
    x = 5,108,912,370,417.66/3,281,617.40
  6. Step 6: Final answer
    x = 1,556,827.55

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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.