Home / 1,352,492.94-2,025,519.39-782,672.88

Finding the Fourth Proportional to 1,352,492.94, 2,025,519.39 and 782,672.88

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Solution

The fourth proportional to 1,352,492.94, 2,025,519.39 and 782,672.88 is: 1,172,145.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,492.94 : 2,025,519.39 = 782,672.88 : x
  2. Step 2: Convert to fraction form
    1,352,492.94/2,025,519.39 = 782,672.88/x
  3. Step 3: Cross multiply
    1,352,492.94x = 2,025,519.39 × 782,672.88
  4. Step 4: Simplify right side
    1,352,492.94x = 1,585,319,094,467.14
  5. Step 5: Solve for x
    x = 1,585,319,094,467.14/1,352,492.94
  6. Step 6: Final answer
    x = 1,172,145.93

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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.