Home / 1,820,200.80-2,730,301.20-1,708,007.70

Finding the Fourth Proportional to 1,820,200.80, 2,730,301.20 and 1,708,007.70

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Solution

The fourth proportional to 1,820,200.80, 2,730,301.20 and 1,708,007.70 is: 2,562,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,200.80 : 2,730,301.20 = 1,708,007.70 : x
  2. Step 2: Convert to fraction form
    1,820,200.80/2,730,301.20 = 1,708,007.70/x
  3. Step 3: Cross multiply
    1,820,200.80x = 2,730,301.20 × 1,708,007.70
  4. Step 4: Simplify right side
    1,820,200.80x = 4,663,375,472,919.24
  5. Step 5: Solve for x
    x = 4,663,375,472,919.24/1,820,200.80
  6. Step 6: Final answer
    x = 2,562,011.55

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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.