Home / 2,176,127.20-3,264,190.80-1,504,280.80

Finding the Fourth Proportional to 2,176,127.20, 3,264,190.80 and 1,504,280.80

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Solution

The fourth proportional to 2,176,127.20, 3,264,190.80 and 1,504,280.80 is: 2,256,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,127.20 : 3,264,190.80 = 1,504,280.80 : x
  2. Step 2: Convert to fraction form
    2,176,127.20/3,264,190.80 = 1,504,280.80/x
  3. Step 3: Cross multiply
    2,176,127.20x = 3,264,190.80 × 1,504,280.80
  4. Step 4: Simplify right side
    2,176,127.20x = 4,910,259,547,976.64
  5. Step 5: Solve for x
    x = 4,910,259,547,976.64/2,176,127.20
  6. Step 6: Final answer
    x = 2,256,421.20

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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.