Home / 4,137,988.80-6,206,983.20-1,146,172.80

Finding the Fourth Proportional to 4,137,988.80, 6,206,983.20 and 1,146,172.80

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Solution

The fourth proportional to 4,137,988.80, 6,206,983.20 and 1,146,172.80 is: 1,719,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137,988.80 : 6,206,983.20 = 1,146,172.80 : x
  2. Step 2: Convert to fraction form
    4,137,988.80/6,206,983.20 = 1,146,172.80/x
  3. Step 3: Cross multiply
    4,137,988.80x = 6,206,983.20 × 1,146,172.80
  4. Step 4: Simplify right side
    4,137,988.80x = 7,114,275,313,896.96
  5. Step 5: Solve for x
    x = 7,114,275,313,896.96/4,137,988.80
  6. Step 6: Final answer
    x = 1,719,259.20

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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.