Home / 1,439,660.43-2,157,829.83-540,528.66

Finding the Fourth Proportional to 1,439,660.43, 2,157,829.83 and 540,528.66

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Solution

The fourth proportional to 1,439,660.43, 2,157,829.83 and 540,528.66 is: 810,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,660.43 : 2,157,829.83 = 540,528.66 : x
  2. Step 2: Convert to fraction form
    1,439,660.43/2,157,829.83 = 540,528.66/x
  3. Step 3: Cross multiply
    1,439,660.43x = 2,157,829.83 × 540,528.66
  4. Step 4: Simplify right side
    1,439,660.43x = 1,166,368,866,517.93
  5. Step 5: Solve for x
    x = 1,166,368,866,517.93/1,439,660.43
  6. Step 6: Final answer
    x = 810,169.43

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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.