Home / 1,664,943.75-2,297,622.24-900,997.29

Finding the Fourth Proportional to 1,664,943.75, 2,297,622.24 and 900,997.29

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Solution

The fourth proportional to 1,664,943.75, 2,297,622.24 and 900,997.29 is: 1,243,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,943.75 : 2,297,622.24 = 900,997.29 : x
  2. Step 2: Convert to fraction form
    1,664,943.75/2,297,622.24 = 900,997.29/x
  3. Step 3: Cross multiply
    1,664,943.75x = 2,297,622.24 × 900,997.29
  4. Step 4: Simplify right side
    1,664,943.75x = 2,070,151,411,683.73
  5. Step 5: Solve for x
    x = 2,070,151,411,683.73/1,664,943.75
  6. Step 6: Final answer
    x = 1,243,376.19

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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.