Home / 2,438,523.78-3,642,954.22-1,578,589.92

Finding the Fourth Proportional to 2,438,523.78, 3,642,954.22 and 1,578,589.92

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Solution

The fourth proportional to 2,438,523.78, 3,642,954.22 and 1,578,589.92 is: 2,358,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,523.78 : 3,642,954.22 = 1,578,589.92 : x
  2. Step 2: Convert to fraction form
    2,438,523.78/3,642,954.22 = 1,578,589.92/x
  3. Step 3: Cross multiply
    2,438,523.78x = 3,642,954.22 × 1,578,589.92
  4. Step 4: Simplify right side
    2,438,523.78x = 5,750,730,810,713.46
  5. Step 5: Solve for x
    x = 5,750,730,810,713.46/2,438,523.78
  6. Step 6: Final answer
    x = 2,358,283.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.