Home / 3,418,391.32-4,716,856-1,967,806.48

Finding the Fourth Proportional to 3,418,391.32, 4,716,856 and 1,967,806.48

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Solution

The fourth proportional to 3,418,391.32, 4,716,856 and 1,967,806.48 is: 2,715,271.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,391.32 : 4,716,856 = 1,967,806.48 : x
  2. Step 2: Convert to fraction form
    3,418,391.32/4,716,856 = 1,967,806.48/x
  3. Step 3: Cross multiply
    3,418,391.32x = 4,716,856 × 1,967,806.48
  4. Step 4: Simplify right side
    3,418,391.32x = 9,281,859,802,026.88
  5. Step 5: Solve for x
    x = 9,281,859,802,026.88/3,418,391.32
  6. Step 6: Final answer
    x = 2,715,271.29

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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.