Home / 2,986,338.61-4,479,524.33-742,476.61

Finding the Fourth Proportional to 2,986,338.61, 4,479,524.33 and 742,476.61

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Solution

The fourth proportional to 2,986,338.61, 4,479,524.33 and 742,476.61 is: 1,113,719.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,338.61 : 4,479,524.33 = 742,476.61 : x
  2. Step 2: Convert to fraction form
    2,986,338.61/4,479,524.33 = 742,476.61/x
  3. Step 3: Cross multiply
    2,986,338.61x = 4,479,524.33 × 742,476.61
  4. Step 4: Simplify right side
    2,986,338.61x = 3,325,942,040,837.94
  5. Step 5: Solve for x
    x = 3,325,942,040,837.94/2,986,338.61
  6. Step 6: Final answer
    x = 1,113,719.00

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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.