Home / 3,171,602.19-4,376,843.73-1,721,310.15

Finding the Fourth Proportional to 3,171,602.19, 4,376,843.73 and 1,721,310.15

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Solution

The fourth proportional to 3,171,602.19, 4,376,843.73 and 1,721,310.15 is: 2,375,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,602.19 : 4,376,843.73 = 1,721,310.15 : x
  2. Step 2: Convert to fraction form
    3,171,602.19/4,376,843.73 = 1,721,310.15/x
  3. Step 3: Cross multiply
    3,171,602.19x = 4,376,843.73 × 1,721,310.15
  4. Step 4: Simplify right side
    3,171,602.19x = 7,533,905,537,412.86
  5. Step 5: Solve for x
    x = 7,533,905,537,412.86/3,171,602.19
  6. Step 6: Final answer
    x = 2,375,425.76

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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.