Home / 5,780,689.20-8,661,702.60-4,828,906.80

Finding the Fourth Proportional to 5,780,689.20, 8,661,702.60 and 4,828,906.80

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Solution

The fourth proportional to 5,780,689.20, 8,661,702.60 and 4,828,906.80 is: 7,235,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780,689.20 : 8,661,702.60 = 4,828,906.80 : x
  2. Step 2: Convert to fraction form
    5,780,689.20/8,661,702.60 = 4,828,906.80/x
  3. Step 3: Cross multiply
    5,780,689.20x = 8,661,702.60 × 4,828,906.80
  4. Step 4: Simplify right side
    5,780,689.20x = 41,826,554,584,717.68
  5. Step 5: Solve for x
    x = 41,826,554,584,717.68/5,780,689.20
  6. Step 6: Final answer
    x = 7,235,565.37

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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.