Home / 1,665,072-2,297,799.36-901,131.12

Finding the Fourth Proportional to 1,665,072, 2,297,799.36 and 901,131.12

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Solution

The fourth proportional to 1,665,072, 2,297,799.36 and 901,131.12 is: 1,243,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,072 : 2,297,799.36 = 901,131.12 : x
  2. Step 2: Convert to fraction form
    1,665,072/2,297,799.36 = 901,131.12/x
  3. Step 3: Cross multiply
    1,665,072x = 2,297,799.36 × 901,131.12
  4. Step 4: Simplify right side
    1,665,072x = 2,070,618,510,812.08
  5. Step 5: Solve for x
    x = 2,070,618,510,812.08/1,665,072
  6. Step 6: Final answer
    x = 1,243,560.95

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Double scale
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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.