Home / 3,148,512.76-4,723,106.64-874,046.80

Finding the Fourth Proportional to 3,148,512.76, 4,723,106.64 and 874,046.80

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Solution

The fourth proportional to 3,148,512.76, 4,723,106.64 and 874,046.80 is: 1,311,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,512.76 : 4,723,106.64 = 874,046.80 : x
  2. Step 2: Convert to fraction form
    3,148,512.76/4,723,106.64 = 874,046.80/x
  3. Step 3: Cross multiply
    3,148,512.76x = 4,723,106.64 × 874,046.80
  4. Step 4: Simplify right side
    3,148,512.76x = 4,128,216,244,750.75
  5. Step 5: Solve for x
    x = 4,128,216,244,750.75/3,148,512.76
  6. Step 6: Final answer
    x = 1,311,163.89

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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.