Home / 1,358,469-1,873,938.38-1,103,377.32

Finding the Fourth Proportional to 1,358,469, 1,873,938.38 and 1,103,377.32

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Solution

The fourth proportional to 1,358,469, 1,873,938.38 and 1,103,377.32 is: 1,522,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,469 : 1,873,938.38 = 1,103,377.32 : x
  2. Step 2: Convert to fraction form
    1,358,469/1,873,938.38 = 1,103,377.32/x
  3. Step 3: Cross multiply
    1,358,469x = 1,873,938.38 × 1,103,377.32
  4. Step 4: Simplify right side
    1,358,469x = 2,067,661,102,052.66
  5. Step 5: Solve for x
    x = 2,067,661,102,052.66/1,358,469
  6. Step 6: Final answer
    x = 1,522,052.47

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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.