Home / 1,971,868.88-2,721,179.06-1,066,450.88

Finding the Fourth Proportional to 1,971,868.88, 2,721,179.06 and 1,066,450.88

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Solution

The fourth proportional to 1,971,868.88, 2,721,179.06 and 1,066,450.88 is: 1,471,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,868.88 : 2,721,179.06 = 1,066,450.88 : x
  2. Step 2: Convert to fraction form
    1,971,868.88/2,721,179.06 = 1,066,450.88/x
  3. Step 3: Cross multiply
    1,971,868.88x = 2,721,179.06 × 1,066,450.88
  4. Step 4: Simplify right side
    1,971,868.88x = 2,902,003,784,236.42
  5. Step 5: Solve for x
    x = 2,902,003,784,236.42/1,971,868.88
  6. Step 6: Final answer
    x = 1,471,702.21

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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.