Home / 1,926,945.76-2,658,991.32-1,067,345.42

Finding the Fourth Proportional to 1,926,945.76, 2,658,991.32 and 1,067,345.42

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Solution

The fourth proportional to 1,926,945.76, 2,658,991.32 and 1,067,345.42 is: 1,472,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,945.76 : 2,658,991.32 = 1,067,345.42 : x
  2. Step 2: Convert to fraction form
    1,926,945.76/2,658,991.32 = 1,067,345.42/x
  3. Step 3: Cross multiply
    1,926,945.76x = 2,658,991.32 × 1,067,345.42
  4. Step 4: Simplify right side
    1,926,945.76x = 2,838,062,207,221.75
  5. Step 5: Solve for x
    x = 2,838,062,207,221.75/1,926,945.76
  6. Step 6: Final answer
    x = 1,472,829.32

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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.