Home / 1,544,728.55-2,131,851.68-856,616.23

Finding the Fourth Proportional to 1,544,728.55, 2,131,851.68 and 856,616.23

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Solution

The fourth proportional to 1,544,728.55, 2,131,851.68 and 856,616.23 is: 1,182,200.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,728.55 : 2,131,851.68 = 856,616.23 : x
  2. Step 2: Convert to fraction form
    1,544,728.55/2,131,851.68 = 856,616.23/x
  3. Step 3: Cross multiply
    1,544,728.55x = 2,131,851.68 × 856,616.23
  4. Step 4: Simplify right side
    1,544,728.55x = 1,826,178,759,039.88
  5. Step 5: Solve for x
    x = 1,826,178,759,039.88/1,544,728.55
  6. Step 6: Final answer
    x = 1,182,200.43

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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.