Home / 2,942,944.74-4,414,373.37-812,981.70

Finding the Fourth Proportional to 2,942,944.74, 4,414,373.37 and 812,981.70

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Solution

The fourth proportional to 2,942,944.74, 4,414,373.37 and 812,981.70 is: 1,219,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,944.74 : 4,414,373.37 = 812,981.70 : x
  2. Step 2: Convert to fraction form
    2,942,944.74/4,414,373.37 = 812,981.70/x
  3. Step 3: Cross multiply
    2,942,944.74x = 4,414,373.37 × 812,981.70
  4. Step 4: Simplify right side
    2,942,944.74x = 3,588,804,766,777.33
  5. Step 5: Solve for x
    x = 3,588,804,766,777.33/2,942,944.74
  6. Step 6: Final answer
    x = 1,219,460.47

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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.