Home / 3,270,625-4,905,937.50-906,721

Finding the Fourth Proportional to 3,270,625, 4,905,937.50 and 906,721

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Solution

The fourth proportional to 3,270,625, 4,905,937.50 and 906,721 is: 1,360,081.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,625 : 4,905,937.50 = 906,721 : x
  2. Step 2: Convert to fraction form
    3,270,625/4,905,937.50 = 906,721/x
  3. Step 3: Cross multiply
    3,270,625x = 4,905,937.50 × 906,721
  4. Step 4: Simplify right side
    3,270,625x = 4,448,316,555,937.50
  5. Step 5: Solve for x
    x = 4,448,316,555,937.50/3,270,625
  6. Step 6: Final answer
    x = 1,360,081.50

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1.5x scale

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.