Home / 987,076.82-1,481,205.10-906,770.18

Finding the Fourth Proportional to 987,076.82, 1,481,205.10 and 906,770.18

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Solution

The fourth proportional to 987,076.82, 1,481,205.10 and 906,770.18 is: 1,360,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,076.82 : 1,481,205.10 = 906,770.18 : x
  2. Step 2: Convert to fraction form
    987,076.82/1,481,205.10 = 906,770.18/x
  3. Step 3: Cross multiply
    987,076.82x = 1,481,205.10 × 906,770.18
  4. Step 4: Simplify right side
    987,076.82x = 1,343,112,615,143.92
  5. Step 5: Solve for x
    x = 1,343,112,615,143.92/987,076.82
  6. Step 6: Final answer
    x = 1,360,697.15

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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.