Home / 1,007,934.60-1,512,485.10-376,912.20

Finding the Fourth Proportional to 1,007,934.60, 1,512,485.10 and 376,912.20

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Solution

The fourth proportional to 1,007,934.60, 1,512,485.10 and 376,912.20 is: 565,586.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,934.60 : 1,512,485.10 = 376,912.20 : x
  2. Step 2: Convert to fraction form
    1,007,934.60/1,512,485.10 = 376,912.20/x
  3. Step 3: Cross multiply
    1,007,934.60x = 1,512,485.10 × 376,912.20
  4. Step 4: Simplify right side
    1,007,934.60x = 570,074,086,508.22
  5. Step 5: Solve for x
    x = 570,074,086,508.22/1,007,934.60
  6. Step 6: Final answer
    x = 565,586.38

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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.