Home / 1,360,079.74-2,040,045.79-413,376.64

Finding the Fourth Proportional to 1,360,079.74, 2,040,045.79 and 413,376.64

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Solution

The fourth proportional to 1,360,079.74, 2,040,045.79 and 413,376.64 is: 620,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,079.74 : 2,040,045.79 = 413,376.64 : x
  2. Step 2: Convert to fraction form
    1,360,079.74/2,040,045.79 = 413,376.64/x
  3. Step 3: Cross multiply
    1,360,079.74x = 2,040,045.79 × 413,376.64
  4. Step 4: Simplify right side
    1,360,079.74x = 843,307,280,233.13
  5. Step 5: Solve for x
    x = 843,307,280,233.13/1,360,079.74
  6. Step 6: Final answer
    x = 620,042.53

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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.