Home / 5,087,998.80-7,631,998.20-3,072,459.60

Finding the Fourth Proportional to 5,087,998.80, 7,631,998.20 and 3,072,459.60

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Solution

The fourth proportional to 5,087,998.80, 7,631,998.20 and 3,072,459.60 is: 4,608,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087,998.80 : 7,631,998.20 = 3,072,459.60 : x
  2. Step 2: Convert to fraction form
    5,087,998.80/7,631,998.20 = 3,072,459.60/x
  3. Step 3: Cross multiply
    5,087,998.80x = 7,631,998.20 × 3,072,459.60
  4. Step 4: Simplify right side
    5,087,998.80x = 23,449,006,136,772.72
  5. Step 5: Solve for x
    x = 23,449,006,136,772.72/5,087,998.80
  6. Step 6: Final answer
    x = 4,608,689.40

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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.