Home / 1,719,987.67-2,373,584.51-945,631.70

Finding the Fourth Proportional to 1,719,987.67, 2,373,584.51 and 945,631.70

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Solution

The fourth proportional to 1,719,987.67, 2,373,584.51 and 945,631.70 is: 1,304,972.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,987.67 : 2,373,584.51 = 945,631.70 : x
  2. Step 2: Convert to fraction form
    1,719,987.67/2,373,584.51 = 945,631.70/x
  3. Step 3: Cross multiply
    1,719,987.67x = 2,373,584.51 × 945,631.70
  4. Step 4: Simplify right side
    1,719,987.67x = 2,244,536,738,688.89
  5. Step 5: Solve for x
    x = 2,244,536,738,688.89/1,719,987.67
  6. Step 6: Final answer
    x = 1,304,972.58

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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.