Home / 3,172,365.80-4,377,870.40-1,722,062.24

Finding the Fourth Proportional to 3,172,365.80, 4,377,870.40 and 1,722,062.24

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Solution

The fourth proportional to 3,172,365.80, 4,377,870.40 and 1,722,062.24 is: 2,376,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,365.80 : 4,377,870.40 = 1,722,062.24 : x
  2. Step 2: Convert to fraction form
    3,172,365.80/4,377,870.40 = 1,722,062.24/x
  3. Step 3: Cross multiply
    3,172,365.80x = 4,377,870.40 × 1,722,062.24
  4. Step 4: Simplify right side
    3,172,365.80x = 7,538,965,307,453.70
  5. Step 5: Solve for x
    x = 7,538,965,307,453.70/3,172,365.80
  6. Step 6: Final answer
    x = 2,376,448.93

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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.