Home / 5,919,963.20-8,879,944.80-3,223,246.40

Finding the Fourth Proportional to 5,919,963.20, 8,879,944.80 and 3,223,246.40

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Solution

The fourth proportional to 5,919,963.20, 8,879,944.80 and 3,223,246.40 is: 4,834,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919,963.20 : 8,879,944.80 = 3,223,246.40 : x
  2. Step 2: Convert to fraction form
    5,919,963.20/8,879,944.80 = 3,223,246.40/x
  3. Step 3: Cross multiply
    5,919,963.20x = 8,879,944.80 × 3,223,246.40
  4. Step 4: Simplify right side
    5,919,963.20x = 28,622,250,108,798.72
  5. Step 5: Solve for x
    x = 28,622,250,108,798.72/5,919,963.20
  6. Step 6: Final answer
    x = 4,834,869.60

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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.