Home / 1,665,172.47-2,297,937.97-901,226.04

Finding the Fourth Proportional to 1,665,172.47, 2,297,937.97 and 901,226.04

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Solution

The fourth proportional to 1,665,172.47, 2,297,937.97 and 901,226.04 is: 1,243,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,172.47 : 2,297,937.97 = 901,226.04 : x
  2. Step 2: Convert to fraction form
    1,665,172.47/2,297,937.97 = 901,226.04/x
  3. Step 3: Cross multiply
    1,665,172.47x = 2,297,937.97 × 901,226.04
  4. Step 4: Simplify right side
    1,665,172.47x = 2,070,961,529,378.00
  5. Step 5: Solve for x
    x = 2,070,961,529,378.00/1,665,172.47
  6. Step 6: Final answer
    x = 1,243,691.91

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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.