Home / 3,264,490.80-4,896,736.20-3,243,495.60

Finding the Fourth Proportional to 3,264,490.80, 4,896,736.20 and 3,243,495.60

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Solution

The fourth proportional to 3,264,490.80, 4,896,736.20 and 3,243,495.60 is: 4,865,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,490.80 : 4,896,736.20 = 3,243,495.60 : x
  2. Step 2: Convert to fraction form
    3,264,490.80/4,896,736.20 = 3,243,495.60/x
  3. Step 3: Cross multiply
    3,264,490.80x = 4,896,736.20 × 3,243,495.60
  4. Step 4: Simplify right side
    3,264,490.80x = 15,882,542,319,060.72
  5. Step 5: Solve for x
    x = 15,882,542,319,060.72/3,264,490.80
  6. Step 6: Final answer
    x = 4,865,243.40

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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.