Home / 3,170,777.92-4,756,150.16-774,636

Finding the Fourth Proportional to 3,170,777.92, 4,756,150.16 and 774,636

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Solution

The fourth proportional to 3,170,777.92, 4,756,150.16 and 774,636 is: 1,161,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,777.92 : 4,756,150.16 = 774,636 : x
  2. Step 2: Convert to fraction form
    3,170,777.92/4,756,150.16 = 774,636/x
  3. Step 3: Cross multiply
    3,170,777.92x = 4,756,150.16 × 774,636
  4. Step 4: Simplify right side
    3,170,777.92x = 3,684,285,135,341.76
  5. Step 5: Solve for x
    x = 3,684,285,135,341.76/3,170,777.92
  6. Step 6: Final answer
    x = 1,161,949.92

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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.