Home / 1,132,077.60-1,699,428.60-683,305.20

Finding the Fourth Proportional to 1,132,077.60, 1,699,428.60 and 683,305.20

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Solution

The fourth proportional to 1,132,077.60, 1,699,428.60 and 683,305.20 is: 1,025,749.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,077.60 : 1,699,428.60 = 683,305.20 : x
  2. Step 2: Convert to fraction form
    1,132,077.60/1,699,428.60 = 683,305.20/x
  3. Step 3: Cross multiply
    1,132,077.60x = 1,699,428.60 × 683,305.20
  4. Step 4: Simplify right side
    1,132,077.60x = 1,161,228,399,408.72
  5. Step 5: Solve for x
    x = 1,161,228,399,408.72/1,132,077.60
  6. Step 6: Final answer
    x = 1,025,749.82

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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.