Home / 2,746,917.60-4,121,002.80-853,850.40

Finding the Fourth Proportional to 2,746,917.60, 4,121,002.80 and 853,850.40

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Solution

The fourth proportional to 2,746,917.60, 4,121,002.80 and 853,850.40 is: 1,280,970.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,917.60 : 4,121,002.80 = 853,850.40 : x
  2. Step 2: Convert to fraction form
    2,746,917.60/4,121,002.80 = 853,850.40/x
  3. Step 3: Cross multiply
    2,746,917.60x = 4,121,002.80 × 853,850.40
  4. Step 4: Simplify right side
    2,746,917.60x = 3,518,719,889,181.12
  5. Step 5: Solve for x
    x = 3,518,719,889,181.12/2,746,917.60
  6. Step 6: Final answer
    x = 1,280,970.31

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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.