Home / 4,868,279.20-7,302,418.80-1,322,423.20

Finding the Fourth Proportional to 4,868,279.20, 7,302,418.80 and 1,322,423.20

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Solution

The fourth proportional to 4,868,279.20, 7,302,418.80 and 1,322,423.20 is: 1,983,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868,279.20 : 7,302,418.80 = 1,322,423.20 : x
  2. Step 2: Convert to fraction form
    4,868,279.20/7,302,418.80 = 1,322,423.20/x
  3. Step 3: Cross multiply
    4,868,279.20x = 7,302,418.80 × 1,322,423.20
  4. Step 4: Simplify right side
    4,868,279.20x = 9,656,888,037,236.16
  5. Step 5: Solve for x
    x = 9,656,888,037,236.16/4,868,279.20
  6. Step 6: Final answer
    x = 1,983,634.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.