Home / 2,391,278.01-3,299,844.38-1,358,649.39

Finding the Fourth Proportional to 2,391,278.01, 3,299,844.38 and 1,358,649.39

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Solution

The fourth proportional to 2,391,278.01, 3,299,844.38 and 1,358,649.39 is: 1,874,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,278.01 : 3,299,844.38 = 1,358,649.39 : x
  2. Step 2: Convert to fraction form
    2,391,278.01/3,299,844.38 = 1,358,649.39/x
  3. Step 3: Cross multiply
    2,391,278.01x = 3,299,844.38 × 1,358,649.39
  4. Step 4: Simplify right side
    2,391,278.01x = 4,483,331,553,981.93
  5. Step 5: Solve for x
    x = 4,483,331,553,981.93/2,391,278.01
  6. Step 6: Final answer
    x = 1,874,868.39

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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.