Home / 987,073.94-1,481,200.78-906,767.30

Finding the Fourth Proportional to 987,073.94, 1,481,200.78 and 906,767.30

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Solution

The fourth proportional to 987,073.94, 1,481,200.78 and 906,767.30 is: 1,360,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,073.94 : 1,481,200.78 = 906,767.30 : x
  2. Step 2: Convert to fraction form
    987,073.94/1,481,200.78 = 906,767.30/x
  3. Step 3: Cross multiply
    987,073.94x = 1,481,200.78 × 906,767.30
  4. Step 4: Simplify right side
    987,073.94x = 1,343,104,424,632.49
  5. Step 5: Solve for x
    x = 1,343,104,424,632.49/987,073.94
  6. Step 6: Final answer
    x = 1,360,692.83

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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.