Home / 5,247,865.56-7,872,903-2,974,479.24

Finding the Fourth Proportional to 5,247,865.56, 7,872,903 and 2,974,479.24

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Solution

The fourth proportional to 5,247,865.56, 7,872,903 and 2,974,479.24 is: 4,462,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247,865.56 : 7,872,903 = 2,974,479.24 : x
  2. Step 2: Convert to fraction form
    5,247,865.56/7,872,903 = 2,974,479.24/x
  3. Step 3: Cross multiply
    5,247,865.56x = 7,872,903 × 2,974,479.24
  4. Step 4: Simplify right side
    5,247,865.56x = 23,417,786,532,033.72
  5. Step 5: Solve for x
    x = 23,417,786,532,033.72/5,247,865.56
  6. Step 6: Final answer
    x = 4,462,344.98

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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.