Home / 2,746,922.60-4,121,010.30-853,855.40

Finding the Fourth Proportional to 2,746,922.60, 4,121,010.30 and 853,855.40

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Solution

The fourth proportional to 2,746,922.60, 4,121,010.30 and 853,855.40 is: 1,280,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,922.60 : 4,121,010.30 = 853,855.40 : x
  2. Step 2: Convert to fraction form
    2,746,922.60/4,121,010.30 = 853,855.40/x
  3. Step 3: Cross multiply
    2,746,922.60x = 4,121,010.30 × 853,855.40
  4. Step 4: Simplify right side
    2,746,922.60x = 3,518,746,898,110.62
  5. Step 5: Solve for x
    x = 3,518,746,898,110.62/2,746,922.60
  6. Step 6: Final answer
    x = 1,280,977.81

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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.