Home / 1,665,142.16-2,297,902.92-901,195.52

Finding the Fourth Proportional to 1,665,142.16, 2,297,902.92 and 901,195.52

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Solution

The fourth proportional to 1,665,142.16, 2,297,902.92 and 901,195.52 is: 1,243,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,142.16 : 2,297,902.92 = 901,195.52 : x
  2. Step 2: Convert to fraction form
    1,665,142.16/2,297,902.92 = 901,195.52/x
  3. Step 3: Cross multiply
    1,665,142.16x = 2,297,902.92 × 901,195.52
  4. Step 4: Simplify right side
    1,665,142.16x = 2,070,859,816,898.92
  5. Step 5: Solve for x
    x = 2,070,859,816,898.92/1,665,142.16
  6. Step 6: Final answer
    x = 1,243,653.46

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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.