Home / 7,605,642.48-11,408,879.24-1,925,916

Finding the Fourth Proportional to 7,605,642.48, 11,408,879.24 and 1,925,916

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Solution

The fourth proportional to 7,605,642.48, 11,408,879.24 and 1,925,916 is: 2,888,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605,642.48 : 11,408,879.24 = 1,925,916 : x
  2. Step 2: Convert to fraction form
    7,605,642.48/11,408,879.24 = 1,925,916/x
  3. Step 3: Cross multiply
    7,605,642.48x = 11,408,879.24 × 1,925,916
  4. Step 4: Simplify right side
    7,605,642.48x = 21,972,543,070,383.84
  5. Step 5: Solve for x
    x = 21,972,543,070,383.84/7,605,642.48
  6. Step 6: Final answer
    x = 2,888,979.22

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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.