Home / 1,545,160.88-2,132,282.66-856,821.76

Finding the Fourth Proportional to 1,545,160.88, 2,132,282.66 and 856,821.76

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Solution

The fourth proportional to 1,545,160.88, 2,132,282.66 and 856,821.76 is: 1,182,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,160.88 : 2,132,282.66 = 856,821.76 : x
  2. Step 2: Convert to fraction form
    1,545,160.88/2,132,282.66 = 856,821.76/x
  3. Step 3: Cross multiply
    1,545,160.88x = 2,132,282.66 × 856,821.76
  4. Step 4: Simplify right side
    1,545,160.88x = 1,826,986,181,558.68
  5. Step 5: Solve for x
    x = 1,826,986,181,558.68/1,545,160.88
  6. Step 6: Final answer
    x = 1,182,392.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.