Home / 2,239,585.40-3,359,378.10-1,330,230.80

Finding the Fourth Proportional to 2,239,585.40, 3,359,378.10 and 1,330,230.80

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Solution

The fourth proportional to 2,239,585.40, 3,359,378.10 and 1,330,230.80 is: 1,995,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,585.40 : 3,359,378.10 = 1,330,230.80 : x
  2. Step 2: Convert to fraction form
    2,239,585.40/3,359,378.10 = 1,330,230.80/x
  3. Step 3: Cross multiply
    2,239,585.40x = 3,359,378.10 × 1,330,230.80
  4. Step 4: Simplify right side
    2,239,585.40x = 4,468,748,217,465.48
  5. Step 5: Solve for x
    x = 4,468,748,217,465.48/2,239,585.40
  6. Step 6: Final answer
    x = 1,995,346.20

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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.