Home / 3,456,666.80-5,185,000.20-932,321.60

Finding the Fourth Proportional to 3,456,666.80, 5,185,000.20 and 932,321.60

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Solution

The fourth proportional to 3,456,666.80, 5,185,000.20 and 932,321.60 is: 1,398,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,666.80 : 5,185,000.20 = 932,321.60 : x
  2. Step 2: Convert to fraction form
    3,456,666.80/5,185,000.20 = 932,321.60/x
  3. Step 3: Cross multiply
    3,456,666.80x = 5,185,000.20 × 932,321.60
  4. Step 4: Simplify right side
    3,456,666.80x = 4,834,087,682,464.32
  5. Step 5: Solve for x
    x = 4,834,087,682,464.32/3,456,666.80
  6. Step 6: Final answer
    x = 1,398,482.40

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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.