Home / 4,192,221.51-6,289,661.48-1,496,488.86

Finding the Fourth Proportional to 4,192,221.51, 6,289,661.48 and 1,496,488.86

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Solution

The fourth proportional to 4,192,221.51, 6,289,661.48 and 1,496,488.86 is: 2,245,207.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,221.51 : 6,289,661.48 = 1,496,488.86 : x
  2. Step 2: Convert to fraction form
    4,192,221.51/6,289,661.48 = 1,496,488.86/x
  3. Step 3: Cross multiply
    4,192,221.51x = 6,289,661.48 × 1,496,488.86
  4. Step 4: Simplify right side
    4,192,221.51x = 9,412,408,330,508.67
  5. Step 5: Solve for x
    x = 9,412,408,330,508.67/4,192,221.51
  6. Step 6: Final answer
    x = 2,245,207.78

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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.