Home / 1,669,758.42-2,304,272.40-905,817.44

Finding the Fourth Proportional to 1,669,758.42, 2,304,272.40 and 905,817.44

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Solution

The fourth proportional to 1,669,758.42, 2,304,272.40 and 905,817.44 is: 1,250,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,758.42 : 2,304,272.40 = 905,817.44 : x
  2. Step 2: Convert to fraction form
    1,669,758.42/2,304,272.40 = 905,817.44/x
  3. Step 3: Cross multiply
    1,669,758.42x = 2,304,272.40 × 905,817.44
  4. Step 4: Simplify right side
    1,669,758.42x = 2,087,250,126,430.66
  5. Step 5: Solve for x
    x = 2,087,250,126,430.66/1,669,758.42
  6. Step 6: Final answer
    x = 1,250,031.20

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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.