Home / 2,891,759.32-4,338,830-1,271,695.32

Finding the Fourth Proportional to 2,891,759.32, 4,338,830 and 1,271,695.32

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Solution

The fourth proportional to 2,891,759.32, 4,338,830 and 1,271,695.32 is: 1,908,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,759.32 : 4,338,830 = 1,271,695.32 : x
  2. Step 2: Convert to fraction form
    2,891,759.32/4,338,830 = 1,271,695.32/x
  3. Step 3: Cross multiply
    2,891,759.32x = 4,338,830 × 1,271,695.32
  4. Step 4: Simplify right side
    2,891,759.32x = 5,517,669,805,275.60
  5. Step 5: Solve for x
    x = 5,517,669,805,275.60/2,891,759.32
  6. Step 6: Final answer
    x = 1,908,066.75

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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.