Home / 3,895,006.76-5,375,010.12-2,176,140.14

Finding the Fourth Proportional to 3,895,006.76, 5,375,010.12 and 2,176,140.14

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Solution

The fourth proportional to 3,895,006.76, 5,375,010.12 and 2,176,140.14 is: 3,003,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,006.76 : 5,375,010.12 = 2,176,140.14 : x
  2. Step 2: Convert to fraction form
    3,895,006.76/5,375,010.12 = 2,176,140.14/x
  3. Step 3: Cross multiply
    3,895,006.76x = 5,375,010.12 × 2,176,140.14
  4. Step 4: Simplify right side
    3,895,006.76x = 11,696,775,275,038.22
  5. Step 5: Solve for x
    x = 11,696,775,275,038.22/3,895,006.76
  6. Step 6: Final answer
    x = 3,003,017.97

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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.