Home / 2,310,331.20-3,186,976.88-1,343,354.64

Finding the Fourth Proportional to 2,310,331.20, 3,186,976.88 and 1,343,354.64

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Solution

The fourth proportional to 2,310,331.20, 3,186,976.88 and 1,343,354.64 is: 1,853,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,331.20 : 3,186,976.88 = 1,343,354.64 : x
  2. Step 2: Convert to fraction form
    2,310,331.20/3,186,976.88 = 1,343,354.64/x
  3. Step 3: Cross multiply
    2,310,331.20x = 3,186,976.88 × 1,343,354.64
  4. Step 4: Simplify right side
    2,310,331.20x = 4,281,240,179,320.72
  5. Step 5: Solve for x
    x = 4,281,240,179,320.72/2,310,331.20
  6. Step 6: Final answer
    x = 1,853,085.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.