Home / 2,185,903.80-3,278,855.70-2,044,186.20

Finding the Fourth Proportional to 2,185,903.80, 3,278,855.70 and 2,044,186.20

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Solution

The fourth proportional to 2,185,903.80, 3,278,855.70 and 2,044,186.20 is: 3,066,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,903.80 : 3,278,855.70 = 2,044,186.20 : x
  2. Step 2: Convert to fraction form
    2,185,903.80/3,278,855.70 = 2,044,186.20/x
  3. Step 3: Cross multiply
    2,185,903.80x = 3,278,855.70 × 2,044,186.20
  4. Step 4: Simplify right side
    2,185,903.80x = 6,702,591,573,731.34
  5. Step 5: Solve for x
    x = 6,702,591,573,731.34/2,185,903.80
  6. Step 6: Final answer
    x = 3,066,279.30

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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.