Home / 3,908,091.24-5,393,069.10-2,189,199.96

Finding the Fourth Proportional to 3,908,091.24, 5,393,069.10 and 2,189,199.96

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Solution

The fourth proportional to 3,908,091.24, 5,393,069.10 and 2,189,199.96 is: 3,021,041.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,091.24 : 5,393,069.10 = 2,189,199.96 : x
  2. Step 2: Convert to fraction form
    3,908,091.24/5,393,069.10 = 2,189,199.96/x
  3. Step 3: Cross multiply
    3,908,091.24x = 5,393,069.10 × 2,189,199.96
  4. Step 4: Simplify right side
    3,908,091.24x = 11,806,506,657,997.23
  5. Step 5: Solve for x
    x = 11,806,506,657,997.23/3,908,091.24
  6. Step 6: Final answer
    x = 3,021,041.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.