Home / 2,680,053.40-4,018,697.70-996,290.20

Finding the Fourth Proportional to 2,680,053.40, 4,018,697.70 and 996,290.20

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Solution

The fourth proportional to 2,680,053.40, 4,018,697.70 and 996,290.20 is: 1,493,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,053.40 : 4,018,697.70 = 996,290.20 : x
  2. Step 2: Convert to fraction form
    2,680,053.40/4,018,697.70 = 996,290.20/x
  3. Step 3: Cross multiply
    2,680,053.40x = 4,018,697.70 × 996,290.20
  4. Step 4: Simplify right side
    2,680,053.40x = 4,003,789,135,272.54
  5. Step 5: Solve for x
    x = 4,003,789,135,272.54/2,680,053.40
  6. Step 6: Final answer
    x = 1,493,921.40

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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.