Home / 2,240,068.80-3,360,103.20-819,652.80

Finding the Fourth Proportional to 2,240,068.80, 3,360,103.20 and 819,652.80

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Solution

The fourth proportional to 2,240,068.80, 3,360,103.20 and 819,652.80 is: 1,229,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,068.80 : 3,360,103.20 = 819,652.80 : x
  2. Step 2: Convert to fraction form
    2,240,068.80/3,360,103.20 = 819,652.80/x
  3. Step 3: Cross multiply
    2,240,068.80x = 3,360,103.20 × 819,652.80
  4. Step 4: Simplify right side
    2,240,068.80x = 2,754,117,996,168.96
  5. Step 5: Solve for x
    x = 2,754,117,996,168.96/2,240,068.80
  6. Step 6: Final answer
    x = 1,229,479.20

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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.