Home / 1,451,716.45-2,003,480.88-870,961.43

Finding the Fourth Proportional to 1,451,716.45, 2,003,480.88 and 870,961.43

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Solution

The fourth proportional to 1,451,716.45, 2,003,480.88 and 870,961.43 is: 1,201,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,716.45 : 2,003,480.88 = 870,961.43 : x
  2. Step 2: Convert to fraction form
    1,451,716.45/2,003,480.88 = 870,961.43/x
  3. Step 3: Cross multiply
    1,451,716.45x = 2,003,480.88 × 870,961.43
  4. Step 4: Simplify right side
    1,451,716.45x = 1,744,954,572,222.46
  5. Step 5: Solve for x
    x = 1,744,954,572,222.46/1,451,716.45
  6. Step 6: Final answer
    x = 1,201,994.08

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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.