Home / 1,587,144.42-2,380,107.39-675,749.04

Finding the Fourth Proportional to 1,587,144.42, 2,380,107.39 and 675,749.04

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Solution

The fourth proportional to 1,587,144.42, 2,380,107.39 and 675,749.04 is: 1,013,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,144.42 : 2,380,107.39 = 675,749.04 : x
  2. Step 2: Convert to fraction form
    1,587,144.42/2,380,107.39 = 675,749.04/x
  3. Step 3: Cross multiply
    1,587,144.42x = 2,380,107.39 × 675,749.04
  4. Step 4: Simplify right side
    1,587,144.42x = 1,608,355,283,889.41
  5. Step 5: Solve for x
    x = 1,608,355,283,889.41/1,587,144.42
  6. Step 6: Final answer
    x = 1,013,364.17

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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.