Home / 3,132,791.34-4,699,190.67-858,335.05

Finding the Fourth Proportional to 3,132,791.34, 4,699,190.67 and 858,335.05

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Solution

The fourth proportional to 3,132,791.34, 4,699,190.67 and 858,335.05 is: 1,287,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,791.34 : 4,699,190.67 = 858,335.05 : x
  2. Step 2: Convert to fraction form
    3,132,791.34/4,699,190.67 = 858,335.05/x
  3. Step 3: Cross multiply
    3,132,791.34x = 4,699,190.67 × 858,335.05
  4. Step 4: Simplify right side
    3,132,791.34x = 4,033,480,058,693.98
  5. Step 5: Solve for x
    x = 4,033,480,058,693.98/3,132,791.34
  6. Step 6: Final answer
    x = 1,287,503.58

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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.