Home / 1,917,154.53-2,872,775.66-943,400.97

Finding the Fourth Proportional to 1,917,154.53, 2,872,775.66 and 943,400.97

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Solution

The fourth proportional to 1,917,154.53, 2,872,775.66 and 943,400.97 is: 1,413,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,154.53 : 2,872,775.66 = 943,400.97 : x
  2. Step 2: Convert to fraction form
    1,917,154.53/2,872,775.66 = 943,400.97/x
  3. Step 3: Cross multiply
    1,917,154.53x = 2,872,775.66 × 943,400.97
  4. Step 4: Simplify right side
    1,917,154.53x = 2,710,179,339,519.39
  5. Step 5: Solve for x
    x = 2,710,179,339,519.39/1,917,154.53
  6. Step 6: Final answer
    x = 1,413,646.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.