Home / 4,212,288.39-6,317,227.31-1,372,648.71

Finding the Fourth Proportional to 4,212,288.39, 6,317,227.31 and 1,372,648.71

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Solution

The fourth proportional to 4,212,288.39, 6,317,227.31 and 1,372,648.71 is: 2,058,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,288.39 : 6,317,227.31 = 1,372,648.71 : x
  2. Step 2: Convert to fraction form
    4,212,288.39/6,317,227.31 = 1,372,648.71/x
  3. Step 3: Cross multiply
    4,212,288.39x = 6,317,227.31 × 1,372,648.71
  4. Step 4: Simplify right side
    4,212,288.39x = 8,671,333,910,985.03
  5. Step 5: Solve for x
    x = 8,671,333,910,985.03/4,212,288.39
  6. Step 6: Final answer
    x = 2,058,580.30

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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.