Home / 3,148,553.20-4,712,332.20-2,770,639.60

Finding the Fourth Proportional to 3,148,553.20, 4,712,332.20 and 2,770,639.60

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Solution

The fourth proportional to 3,148,553.20, 4,712,332.20 and 2,770,639.60 is: 4,146,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,553.20 : 4,712,332.20 = 2,770,639.60 : x
  2. Step 2: Convert to fraction form
    3,148,553.20/4,712,332.20 = 2,770,639.60/x
  3. Step 3: Cross multiply
    3,148,553.20x = 4,712,332.20 × 2,770,639.60
  4. Step 4: Simplify right side
    3,148,553.20x = 13,056,174,201,675.12
  5. Step 5: Solve for x
    x = 13,056,174,201,675.12/3,148,553.20
  6. Step 6: Final answer
    x = 4,146,721.80

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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.