Home / 2,847,963.25-4,272,644.85-853,419.25

Finding the Fourth Proportional to 2,847,963.25, 4,272,644.85 and 853,419.25

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Solution

The fourth proportional to 2,847,963.25, 4,272,644.85 and 853,419.25 is: 1,280,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,963.25 : 4,272,644.85 = 853,419.25 : x
  2. Step 2: Convert to fraction form
    2,847,963.25/4,272,644.85 = 853,419.25/x
  3. Step 3: Cross multiply
    2,847,963.25x = 4,272,644.85 × 853,419.25
  4. Step 4: Simplify right side
    2,847,963.25x = 3,646,357,363,403.36
  5. Step 5: Solve for x
    x = 3,646,357,363,403.36/2,847,963.25
  6. Step 6: Final answer
    x = 1,280,338.63

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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.