Home / 1,218,966.08-1,680,610.08-946,571.84

Finding the Fourth Proportional to 1,218,966.08, 1,680,610.08 and 946,571.84

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Solution

The fourth proportional to 1,218,966.08, 1,680,610.08 and 946,571.84 is: 1,305,055.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,966.08 : 1,680,610.08 = 946,571.84 : x
  2. Step 2: Convert to fraction form
    1,218,966.08/1,680,610.08 = 946,571.84/x
  3. Step 3: Cross multiply
    1,218,966.08x = 1,680,610.08 × 946,571.84
  4. Step 4: Simplify right side
    1,218,966.08x = 1,590,818,175,748.15
  5. Step 5: Solve for x
    x = 1,590,818,175,748.15/1,218,966.08
  6. Step 6: Final answer
    x = 1,305,055.33

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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.