Home / 987,074.82-1,481,202.10-906,768.18

Finding the Fourth Proportional to 987,074.82, 1,481,202.10 and 906,768.18

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Solution

The fourth proportional to 987,074.82, 1,481,202.10 and 906,768.18 is: 1,360,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,074.82 : 1,481,202.10 = 906,768.18 : x
  2. Step 2: Convert to fraction form
    987,074.82/1,481,202.10 = 906,768.18/x
  3. Step 3: Cross multiply
    987,074.82x = 1,481,202.10 × 906,768.18
  4. Step 4: Simplify right side
    987,074.82x = 1,343,106,932,429.18
  5. Step 5: Solve for x
    x = 1,343,106,932,429.18/987,074.82
  6. Step 6: Final answer
    x = 1,360,694.15

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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.