Home / 1,727,128.62-2,585,675.11-1,005,266.89

Finding the Fourth Proportional to 1,727,128.62, 2,585,675.11 and 1,005,266.89

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Solution

The fourth proportional to 1,727,128.62, 2,585,675.11 and 1,005,266.89 is: 1,504,979.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,128.62 : 2,585,675.11 = 1,005,266.89 : x
  2. Step 2: Convert to fraction form
    1,727,128.62/2,585,675.11 = 1,005,266.89/x
  3. Step 3: Cross multiply
    1,727,128.62x = 2,585,675.11 × 1,005,266.89
  4. Step 4: Simplify right side
    1,727,128.62x = 2,599,293,576,380.11
  5. Step 5: Solve for x
    x = 2,599,293,576,380.11/1,727,128.62
  6. Step 6: Final answer
    x = 1,504,979.74

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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.