Home / 1,042,081.88-1,438,343.34-589,635.32

Finding the Fourth Proportional to 1,042,081.88, 1,438,343.34 and 589,635.32

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Solution

The fourth proportional to 1,042,081.88, 1,438,343.34 and 589,635.32 is: 813,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,081.88 : 1,438,343.34 = 589,635.32 : x
  2. Step 2: Convert to fraction form
    1,042,081.88/1,438,343.34 = 589,635.32/x
  3. Step 3: Cross multiply
    1,042,081.88x = 1,438,343.34 × 589,635.32
  4. Step 4: Simplify right side
    1,042,081.88x = 848,098,035,550.77
  5. Step 5: Solve for x
    x = 848,098,035,550.77/1,042,081.88
  6. Step 6: Final answer
    x = 813,849.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.