Home / 1,443,939.36-2,162,795.01-1,359,049.13

Finding the Fourth Proportional to 1,443,939.36, 2,162,795.01 and 1,359,049.13

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Solution

The fourth proportional to 1,443,939.36, 2,162,795.01 and 1,359,049.13 is: 2,035,642.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,939.36 : 2,162,795.01 = 1,359,049.13 : x
  2. Step 2: Convert to fraction form
    1,443,939.36/2,162,795.01 = 1,359,049.13/x
  3. Step 3: Cross multiply
    1,443,939.36x = 2,162,795.01 × 1,359,049.13
  4. Step 4: Simplify right side
    1,443,939.36x = 2,939,344,672,731.24
  5. Step 5: Solve for x
    x = 2,939,344,672,731.24/1,443,939.36
  6. Step 6: Final answer
    x = 2,035,642.74

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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.