Home / 1,215,997.62-1,823,012.55-506,558.58

Finding the Fourth Proportional to 1,215,997.62, 1,823,012.55 and 506,558.58

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Solution

The fourth proportional to 1,215,997.62, 1,823,012.55 and 506,558.58 is: 759,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,997.62 : 1,823,012.55 = 506,558.58 : x
  2. Step 2: Convert to fraction form
    1,215,997.62/1,823,012.55 = 506,558.58/x
  3. Step 3: Cross multiply
    1,215,997.62x = 1,823,012.55 × 506,558.58
  4. Step 4: Simplify right side
    1,215,997.62x = 923,462,648,650.18
  5. Step 5: Solve for x
    x = 923,462,648,650.18/1,215,997.62
  6. Step 6: Final answer
    x = 759,428.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.