Home / 1,373,511.40-2,061,141.90-804,891.40

Finding the Fourth Proportional to 1,373,511.40, 2,061,141.90 and 804,891.40

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Solution

The fourth proportional to 1,373,511.40, 2,061,141.90 and 804,891.40 is: 1,207,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,511.40 : 2,061,141.90 = 804,891.40 : x
  2. Step 2: Convert to fraction form
    1,373,511.40/2,061,141.90 = 804,891.40/x
  3. Step 3: Cross multiply
    1,373,511.40x = 2,061,141.90 × 804,891.40
  4. Step 4: Simplify right side
    1,373,511.40x = 1,658,995,389,489.66
  5. Step 5: Solve for x
    x = 1,658,995,389,489.66/1,373,511.40
  6. Step 6: Final answer
    x = 1,207,849.74

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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.