Home / 2,100,066.20-3,145,433.70-1,726,818.20

Finding the Fourth Proportional to 2,100,066.20, 3,145,433.70 and 1,726,818.20

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Solution

The fourth proportional to 2,100,066.20, 3,145,433.70 and 1,726,818.20 is: 2,586,390.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,066.20 : 3,145,433.70 = 1,726,818.20 : x
  2. Step 2: Convert to fraction form
    2,100,066.20/3,145,433.70 = 1,726,818.20/x
  3. Step 3: Cross multiply
    2,100,066.20x = 3,145,433.70 × 1,726,818.20
  4. Step 4: Simplify right side
    2,100,066.20x = 5,431,592,160,053.34
  5. Step 5: Solve for x
    x = 5,431,592,160,053.34/2,100,066.20
  6. Step 6: Final answer
    x = 2,586,390.92

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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.