Home / 3,783,330.59-5,219,631.50-2,912,431.55

Finding the Fourth Proportional to 3,783,330.59, 5,219,631.50 and 2,912,431.55

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Solution

The fourth proportional to 3,783,330.59, 5,219,631.50 and 2,912,431.55 is: 4,018,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,330.59 : 5,219,631.50 = 2,912,431.55 : x
  2. Step 2: Convert to fraction form
    3,783,330.59/5,219,631.50 = 2,912,431.55/x
  3. Step 3: Cross multiply
    3,783,330.59x = 5,219,631.50 × 2,912,431.55
  4. Step 4: Simplify right side
    3,783,330.59x = 15,201,819,419,313.51
  5. Step 5: Solve for x
    x = 15,201,819,419,313.51/3,783,330.59
  6. Step 6: Final answer
    x = 4,018,104.97

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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.