Home / 2,746,918.60-4,121,004.30-853,851.40

Finding the Fourth Proportional to 2,746,918.60, 4,121,004.30 and 853,851.40

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Solution

The fourth proportional to 2,746,918.60, 4,121,004.30 and 853,851.40 is: 1,280,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,918.60 : 4,121,004.30 = 853,851.40 : x
  2. Step 2: Convert to fraction form
    2,746,918.60/4,121,004.30 = 853,851.40/x
  3. Step 3: Cross multiply
    2,746,918.60x = 4,121,004.30 × 853,851.40
  4. Step 4: Simplify right side
    2,746,918.60x = 3,518,725,290,961.02
  5. Step 5: Solve for x
    x = 3,518,725,290,961.02/2,746,918.60
  6. Step 6: Final answer
    x = 1,280,971.81

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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.