Home / 5,490,825.20-8,232,397.80-3,245,807.60

Finding the Fourth Proportional to 5,490,825.20, 8,232,397.80 and 3,245,807.60

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Solution

The fourth proportional to 5,490,825.20, 8,232,397.80 and 3,245,807.60 is: 4,866,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,825.20 : 8,232,397.80 = 3,245,807.60 : x
  2. Step 2: Convert to fraction form
    5,490,825.20/8,232,397.80 = 3,245,807.60/x
  3. Step 3: Cross multiply
    5,490,825.20x = 8,232,397.80 × 3,245,807.60
  4. Step 4: Simplify right side
    5,490,825.20x = 26,720,779,345,463.28
  5. Step 5: Solve for x
    x = 26,720,779,345,463.28/5,490,825.20
  6. Step 6: Final answer
    x = 4,866,441.45

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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.