Home / 1,557,614.88-2,149,536.52-913,499.64

Finding the Fourth Proportional to 1,557,614.88, 2,149,536.52 and 913,499.64

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Solution

The fourth proportional to 1,557,614.88, 2,149,536.52 and 913,499.64 is: 1,260,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,614.88 : 2,149,536.52 = 913,499.64 : x
  2. Step 2: Convert to fraction form
    1,557,614.88/2,149,536.52 = 913,499.64/x
  3. Step 3: Cross multiply
    1,557,614.88x = 2,149,536.52 × 913,499.64
  4. Step 4: Simplify right side
    1,557,614.88x = 1,963,600,826,439.17
  5. Step 5: Solve for x
    x = 1,963,600,826,439.17/1,557,614.88
  6. Step 6: Final answer
    x = 1,260,645.91

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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.