Home / 1,433,471.92-2,150,518.96-436,174

Finding the Fourth Proportional to 1,433,471.92, 2,150,518.96 and 436,174

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Solution

The fourth proportional to 1,433,471.92, 2,150,518.96 and 436,174 is: 654,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,471.92 : 2,150,518.96 = 436,174 : x
  2. Step 2: Convert to fraction form
    1,433,471.92/2,150,518.96 = 436,174/x
  3. Step 3: Cross multiply
    1,433,471.92x = 2,150,518.96 × 436,174
  4. Step 4: Simplify right side
    1,433,471.92x = 938,000,456,859.04
  5. Step 5: Solve for x
    x = 938,000,456,859.04/1,433,471.92
  6. Step 6: Final answer
    x = 654,355.65

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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.