Home / 3,558,541.80-5,337,812.70-2,137,866.60

Finding the Fourth Proportional to 3,558,541.80, 5,337,812.70 and 2,137,866.60

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Solution

The fourth proportional to 3,558,541.80, 5,337,812.70 and 2,137,866.60 is: 3,206,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,541.80 : 5,337,812.70 = 2,137,866.60 : x
  2. Step 2: Convert to fraction form
    3,558,541.80/5,337,812.70 = 2,137,866.60/x
  3. Step 3: Cross multiply
    3,558,541.80x = 5,337,812.70 × 2,137,866.60
  4. Step 4: Simplify right side
    3,558,541.80x = 11,411,531,488,385.82
  5. Step 5: Solve for x
    x = 11,411,531,488,385.82/3,558,541.80
  6. Step 6: Final answer
    x = 3,206,799.90

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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.