Home / 1,295,997.35-1,788,477.46-723,037.64

Finding the Fourth Proportional to 1,295,997.35, 1,788,477.46 and 723,037.64

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Solution

The fourth proportional to 1,295,997.35, 1,788,477.46 and 723,037.64 is: 997,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,997.35 : 1,788,477.46 = 723,037.64 : x
  2. Step 2: Convert to fraction form
    1,295,997.35/1,788,477.46 = 723,037.64/x
  3. Step 3: Cross multiply
    1,295,997.35x = 1,788,477.46 × 723,037.64
  4. Step 4: Simplify right side
    1,295,997.35x = 1,293,136,511,121.61
  5. Step 5: Solve for x
    x = 1,293,136,511,121.61/1,295,997.35
  6. Step 6: Final answer
    x = 997,792.56

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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.