Home / 1,153,216.22-1,591,428.89-629,927.27

Finding the Fourth Proportional to 1,153,216.22, 1,591,428.89 and 629,927.27

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Solution

The fourth proportional to 1,153,216.22, 1,591,428.89 and 629,927.27 is: 869,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,216.22 : 1,591,428.89 = 629,927.27 : x
  2. Step 2: Convert to fraction form
    1,153,216.22/1,591,428.89 = 629,927.27/x
  3. Step 3: Cross multiply
    1,153,216.22x = 1,591,428.89 × 629,927.27
  4. Step 4: Simplify right side
    1,153,216.22x = 1,002,484,444,970.05
  5. Step 5: Solve for x
    x = 1,002,484,444,970.05/1,153,216.22
  6. Step 6: Final answer
    x = 869,294.44

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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.