Home / 1,942,600.20-2,913,900.30-1,413,832.20

Finding the Fourth Proportional to 1,942,600.20, 2,913,900.30 and 1,413,832.20

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Solution

The fourth proportional to 1,942,600.20, 2,913,900.30 and 1,413,832.20 is: 2,120,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,600.20 : 2,913,900.30 = 1,413,832.20 : x
  2. Step 2: Convert to fraction form
    1,942,600.20/2,913,900.30 = 1,413,832.20/x
  3. Step 3: Cross multiply
    1,942,600.20x = 2,913,900.30 × 1,413,832.20
  4. Step 4: Simplify right side
    1,942,600.20x = 4,119,766,071,729.66
  5. Step 5: Solve for x
    x = 4,119,766,071,729.66/1,942,600.20
  6. Step 6: Final answer
    x = 2,120,748.30

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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.