Home / 2,875,155.60-4,313,249.82-981,454.26

Finding the Fourth Proportional to 2,875,155.60, 4,313,249.82 and 981,454.26

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Solution

The fourth proportional to 2,875,155.60, 4,313,249.82 and 981,454.26 is: 1,472,357.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,155.60 : 4,313,249.82 = 981,454.26 : x
  2. Step 2: Convert to fraction form
    2,875,155.60/4,313,249.82 = 981,454.26/x
  3. Step 3: Cross multiply
    2,875,155.60x = 4,313,249.82 × 981,454.26
  4. Step 4: Simplify right side
    2,875,155.60x = 4,233,257,410,283.23
  5. Step 5: Solve for x
    x = 4,233,257,410,283.23/2,875,155.60
  6. Step 6: Final answer
    x = 1,472,357.67

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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.