Home / 3,078,834.60-4,618,689.30-948,696.60

Finding the Fourth Proportional to 3,078,834.60, 4,618,689.30 and 948,696.60

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Solution

The fourth proportional to 3,078,834.60, 4,618,689.30 and 948,696.60 is: 1,423,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,834.60 : 4,618,689.30 = 948,696.60 : x
  2. Step 2: Convert to fraction form
    3,078,834.60/4,618,689.30 = 948,696.60/x
  3. Step 3: Cross multiply
    3,078,834.60x = 4,618,689.30 × 948,696.60
  4. Step 4: Simplify right side
    3,078,834.60x = 4,381,734,835,366.38
  5. Step 5: Solve for x
    x = 4,381,734,835,366.38/3,078,834.60
  6. Step 6: Final answer
    x = 1,423,179.68

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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.