Home / 2,916,845.40-4,375,268.10-1,023,778.20

Finding the Fourth Proportional to 2,916,845.40, 4,375,268.10 and 1,023,778.20

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Solution

The fourth proportional to 2,916,845.40, 4,375,268.10 and 1,023,778.20 is: 1,535,667.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,845.40 : 4,375,268.10 = 1,023,778.20 : x
  2. Step 2: Convert to fraction form
    2,916,845.40/4,375,268.10 = 1,023,778.20/x
  3. Step 3: Cross multiply
    2,916,845.40x = 4,375,268.10 × 1,023,778.20
  4. Step 4: Simplify right side
    2,916,845.40x = 4,479,304,099,935.42
  5. Step 5: Solve for x
    x = 4,479,304,099,935.42/2,916,845.40
  6. Step 6: Final answer
    x = 1,535,667.30

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1.5x scale

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.