Home / 2,767,999.80-4,151,999.70-2,208,127.80

Finding the Fourth Proportional to 2,767,999.80, 4,151,999.70 and 2,208,127.80

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Solution

The fourth proportional to 2,767,999.80, 4,151,999.70 and 2,208,127.80 is: 3,312,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,999.80 : 4,151,999.70 = 2,208,127.80 : x
  2. Step 2: Convert to fraction form
    2,767,999.80/4,151,999.70 = 2,208,127.80/x
  3. Step 3: Cross multiply
    2,767,999.80x = 4,151,999.70 × 2,208,127.80
  4. Step 4: Simplify right side
    2,767,999.80x = 9,168,145,963,161.66
  5. Step 5: Solve for x
    x = 9,168,145,963,161.66/2,767,999.80
  6. Step 6: Final answer
    x = 3,312,191.70

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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.