Home / 5,785,731.20-8,679,069.08-2,905,616.80

Finding the Fourth Proportional to 5,785,731.20, 8,679,069.08 and 2,905,616.80

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Solution

The fourth proportional to 5,785,731.20, 8,679,069.08 and 2,905,616.80 is: 4,358,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785,731.20 : 8,679,069.08 = 2,905,616.80 : x
  2. Step 2: Convert to fraction form
    5,785,731.20/8,679,069.08 = 2,905,616.80/x
  3. Step 3: Cross multiply
    5,785,731.20x = 8,679,069.08 × 2,905,616.80
  4. Step 4: Simplify right side
    5,785,731.20x = 25,218,048,927,208.54
  5. Step 5: Solve for x
    x = 25,218,048,927,208.54/5,785,731.20
  6. Step 6: Final answer
    x = 4,358,662.38

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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.