Home / 1,629,621.79-2,248,983.16-904,469.54

Finding the Fourth Proportional to 1,629,621.79, 2,248,983.16 and 904,469.54

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Solution

The fourth proportional to 1,629,621.79, 2,248,983.16 and 904,469.54 is: 1,248,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,621.79 : 2,248,983.16 = 904,469.54 : x
  2. Step 2: Convert to fraction form
    1,629,621.79/2,248,983.16 = 904,469.54/x
  3. Step 3: Cross multiply
    1,629,621.79x = 2,248,983.16 × 904,469.54
  4. Step 4: Simplify right side
    1,629,621.79x = 2,034,136,763,337.39
  5. Step 5: Solve for x
    x = 2,034,136,763,337.39/1,629,621.79
  6. Step 6: Final answer
    x = 1,248,226.29

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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.