Home / 2,140,451.46-3,210,851.90-1,074,945.54

Finding the Fourth Proportional to 2,140,451.46, 3,210,851.90 and 1,074,945.54

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Solution

The fourth proportional to 2,140,451.46, 3,210,851.90 and 1,074,945.54 is: 1,612,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,451.46 : 3,210,851.90 = 1,074,945.54 : x
  2. Step 2: Convert to fraction form
    2,140,451.46/3,210,851.90 = 1,074,945.54/x
  3. Step 3: Cross multiply
    2,140,451.46x = 3,210,851.90 × 1,074,945.54
  4. Step 4: Simplify right side
    2,140,451.46x = 3,451,490,929,505.53
  5. Step 5: Solve for x
    x = 3,451,490,929,505.53/2,140,451.46
  6. Step 6: Final answer
    x = 1,612,506.05

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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.