Home / 1,343,650.36-2,015,759.84-445,041.20

Finding the Fourth Proportional to 1,343,650.36, 2,015,759.84 and 445,041.20

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Solution

The fourth proportional to 1,343,650.36, 2,015,759.84 and 445,041.20 is: 667,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,650.36 : 2,015,759.84 = 445,041.20 : x
  2. Step 2: Convert to fraction form
    1,343,650.36/2,015,759.84 = 445,041.20/x
  3. Step 3: Cross multiply
    1,343,650.36x = 2,015,759.84 × 445,041.20
  4. Step 4: Simplify right side
    1,343,650.36x = 897,096,178,105.41
  5. Step 5: Solve for x
    x = 897,096,178,105.41/1,343,650.36
  6. Step 6: Final answer
    x = 667,655.97

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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.