Home / 4,858,689.20-7,288,033.80-1,663,530.80

Finding the Fourth Proportional to 4,858,689.20, 7,288,033.80 and 1,663,530.80

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Solution

The fourth proportional to 4,858,689.20, 7,288,033.80 and 1,663,530.80 is: 2,495,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858,689.20 : 7,288,033.80 = 1,663,530.80 : x
  2. Step 2: Convert to fraction form
    4,858,689.20/7,288,033.80 = 1,663,530.80/x
  3. Step 3: Cross multiply
    4,858,689.20x = 7,288,033.80 × 1,663,530.80
  4. Step 4: Simplify right side
    4,858,689.20x = 12,123,868,697,741.04
  5. Step 5: Solve for x
    x = 12,123,868,697,741.04/4,858,689.20
  6. Step 6: Final answer
    x = 2,495,296.20

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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.