Home / 3,510,259.36-5,265,585.96-985,717.78

Finding the Fourth Proportional to 3,510,259.36, 5,265,585.96 and 985,717.78

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Solution

The fourth proportional to 3,510,259.36, 5,265,585.96 and 985,717.78 is: 1,478,631.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,259.36 : 5,265,585.96 = 985,717.78 : x
  2. Step 2: Convert to fraction form
    3,510,259.36/5,265,585.96 = 985,717.78/x
  3. Step 3: Cross multiply
    3,510,259.36x = 5,265,585.96 × 985,717.78
  4. Step 4: Simplify right side
    3,510,259.36x = 5,190,381,702,890.37
  5. Step 5: Solve for x
    x = 5,190,381,702,890.37/3,510,259.36
  6. Step 6: Final answer
    x = 1,478,631.97

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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.