Home / 3,631,921.75-5,012,279.53-2,000,328.74

Finding the Fourth Proportional to 3,631,921.75, 5,012,279.53 and 2,000,328.74

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Solution

The fourth proportional to 3,631,921.75, 5,012,279.53 and 2,000,328.74 is: 2,760,578.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,921.75 : 5,012,279.53 = 2,000,328.74 : x
  2. Step 2: Convert to fraction form
    3,631,921.75/5,012,279.53 = 2,000,328.74/x
  3. Step 3: Cross multiply
    3,631,921.75x = 5,012,279.53 × 2,000,328.74
  4. Step 4: Simplify right side
    3,631,921.75x = 10,026,206,796,772.69
  5. Step 5: Solve for x
    x = 10,026,206,796,772.69/3,631,921.75
  6. Step 6: Final answer
    x = 2,760,578.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.