Home / 2,479,344.92-3,421,233.14-1,391,736.14

Finding the Fourth Proportional to 2,479,344.92, 3,421,233.14 and 1,391,736.14

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Solution

The fourth proportional to 2,479,344.92, 3,421,233.14 and 1,391,736.14 is: 1,920,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,344.92 : 3,421,233.14 = 1,391,736.14 : x
  2. Step 2: Convert to fraction form
    2,479,344.92/3,421,233.14 = 1,391,736.14/x
  3. Step 3: Cross multiply
    2,479,344.92x = 3,421,233.14 × 1,391,736.14
  4. Step 4: Simplify right side
    2,479,344.92x = 4,761,453,804,303.68
  5. Step 5: Solve for x
    x = 4,761,453,804,303.68/2,479,344.92
  6. Step 6: Final answer
    x = 1,920,448.33

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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.