Home / 2,275,797.76-3,140,696.32-1,308,928.32

Finding the Fourth Proportional to 2,275,797.76, 3,140,696.32 and 1,308,928.32

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Solution

The fourth proportional to 2,275,797.76, 3,140,696.32 and 1,308,928.32 is: 1,806,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,797.76 : 3,140,696.32 = 1,308,928.32 : x
  2. Step 2: Convert to fraction form
    2,275,797.76/3,140,696.32 = 1,308,928.32/x
  3. Step 3: Cross multiply
    2,275,797.76x = 3,140,696.32 × 1,308,928.32
  4. Step 4: Simplify right side
    2,275,797.76x = 4,110,946,357,767.78
  5. Step 5: Solve for x
    x = 4,110,946,357,767.78/2,275,797.76
  6. Step 6: Final answer
    x = 1,806,375.96

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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.