Home / 3,177,872.70-4,762,661.85-1,471,818.30

Finding the Fourth Proportional to 3,177,872.70, 4,762,661.85 and 1,471,818.30

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Solution

The fourth proportional to 3,177,872.70, 4,762,661.85 and 1,471,818.30 is: 2,205,806.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,872.70 : 4,762,661.85 = 1,471,818.30 : x
  2. Step 2: Convert to fraction form
    3,177,872.70/4,762,661.85 = 1,471,818.30/x
  3. Step 3: Cross multiply
    3,177,872.70x = 4,762,661.85 × 1,471,818.30
  4. Step 4: Simplify right side
    3,177,872.70x = 7,009,772,867,541.86
  5. Step 5: Solve for x
    x = 7,009,772,867,541.86/3,177,872.70
  6. Step 6: Final answer
    x = 2,205,806.69

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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.