Home / 3,147,777.45-4,343,227.70-1,857,926.16

Finding the Fourth Proportional to 3,147,777.45, 4,343,227.70 and 1,857,926.16

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Solution

The fourth proportional to 3,147,777.45, 4,343,227.70 and 1,857,926.16 is: 2,563,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,777.45 : 4,343,227.70 = 1,857,926.16 : x
  2. Step 2: Convert to fraction form
    3,147,777.45/4,343,227.70 = 1,857,926.16/x
  3. Step 3: Cross multiply
    3,147,777.45x = 4,343,227.70 × 1,857,926.16
  4. Step 4: Simplify right side
    3,147,777.45x = 8,069,396,353,377.00
  5. Step 5: Solve for x
    x = 8,069,396,353,377.00/3,147,777.45
  6. Step 6: Final answer
    x = 2,563,521.88

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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.