Home / 1,790,673.32-2,684,321.55-891,264.80

Finding the Fourth Proportional to 1,790,673.32, 2,684,321.55 and 891,264.80

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Solution

The fourth proportional to 1,790,673.32, 2,684,321.55 and 891,264.80 is: 1,336,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,673.32 : 2,684,321.55 = 891,264.80 : x
  2. Step 2: Convert to fraction form
    1,790,673.32/2,684,321.55 = 891,264.80/x
  3. Step 3: Cross multiply
    1,790,673.32x = 2,684,321.55 × 891,264.80
  4. Step 4: Simplify right side
    1,790,673.32x = 2,392,441,309,396.44
  5. Step 5: Solve for x
    x = 2,392,441,309,396.44/1,790,673.32
  6. Step 6: Final answer
    x = 1,336,056.82

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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.