Home / 5,749,218.05-8,624,688.39-1,857,374.78

Finding the Fourth Proportional to 5,749,218.05, 8,624,688.39 and 1,857,374.78

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Solution

The fourth proportional to 5,749,218.05, 8,624,688.39 and 1,857,374.78 is: 2,786,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749,218.05 : 8,624,688.39 = 1,857,374.78 : x
  2. Step 2: Convert to fraction form
    5,749,218.05/8,624,688.39 = 1,857,374.78/x
  3. Step 3: Cross multiply
    5,749,218.05x = 8,624,688.39 × 1,857,374.78
  4. Step 4: Simplify right side
    5,749,218.05x = 16,019,278,700,944.80
  5. Step 5: Solve for x
    x = 16,019,278,700,944.80/5,749,218.05
  6. Step 6: Final answer
    x = 2,786,340.43

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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.