Home / 1,544,723.71-2,131,844.47-856,611.05

Finding the Fourth Proportional to 1,544,723.71, 2,131,844.47 and 856,611.05

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Solution

The fourth proportional to 1,544,723.71, 2,131,844.47 and 856,611.05 is: 1,182,192.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,723.71 : 2,131,844.47 = 856,611.05 : x
  2. Step 2: Convert to fraction form
    1,544,723.71/2,131,844.47 = 856,611.05/x
  3. Step 3: Cross multiply
    1,544,723.71x = 2,131,844.47 × 856,611.05
  4. Step 4: Simplify right side
    1,544,723.71x = 1,826,161,517,082.64
  5. Step 5: Solve for x
    x = 1,826,161,517,082.64/1,544,723.71
  6. Step 6: Final answer
    x = 1,182,192.97

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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.