Home / 1,014,446.56-1,399,978.47-561,737.56

Finding the Fourth Proportional to 1,014,446.56, 1,399,978.47 and 561,737.56

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Solution

The fourth proportional to 1,014,446.56, 1,399,978.47 and 561,737.56 is: 775,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,446.56 : 1,399,978.47 = 561,737.56 : x
  2. Step 2: Convert to fraction form
    1,014,446.56/1,399,978.47 = 561,737.56/x
  3. Step 3: Cross multiply
    1,014,446.56x = 1,399,978.47 × 561,737.56
  4. Step 4: Simplify right side
    1,014,446.56x = 786,420,489,790.33
  5. Step 5: Solve for x
    x = 786,420,489,790.33/1,014,446.56
  6. Step 6: Final answer
    x = 775,221.21

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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.