Home / 1,403,067.15-1,936,185.53-887,098.77

Finding the Fourth Proportional to 1,403,067.15, 1,936,185.53 and 887,098.77

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Solution

The fourth proportional to 1,403,067.15, 1,936,185.53 and 887,098.77 is: 1,224,166.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,067.15 : 1,936,185.53 = 887,098.77 : x
  2. Step 2: Convert to fraction form
    1,403,067.15/1,936,185.53 = 887,098.77/x
  3. Step 3: Cross multiply
    1,403,067.15x = 1,936,185.53 × 887,098.77
  4. Step 4: Simplify right side
    1,403,067.15x = 1,717,587,797,719.30
  5. Step 5: Solve for x
    x = 1,717,587,797,719.30/1,403,067.15
  6. Step 6: Final answer
    x = 1,224,166.50

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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.