Home / 3,458,857.38-4,773,270.42-1,910,223.51

Finding the Fourth Proportional to 3,458,857.38, 4,773,270.42 and 1,910,223.51

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Solution

The fourth proportional to 3,458,857.38, 4,773,270.42 and 1,910,223.51 is: 2,636,134.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,857.38 : 4,773,270.42 = 1,910,223.51 : x
  2. Step 2: Convert to fraction form
    3,458,857.38/4,773,270.42 = 1,910,223.51/x
  3. Step 3: Cross multiply
    3,458,857.38x = 4,773,270.42 × 1,910,223.51
  4. Step 4: Simplify right side
    3,458,857.38x = 9,118,013,375,871.57
  5. Step 5: Solve for x
    x = 9,118,013,375,871.57/3,458,857.38
  6. Step 6: Final answer
    x = 2,636,134.53

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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.