Home / 3,108,715.48-4,664,363.82-1,488,667.96

Finding the Fourth Proportional to 3,108,715.48, 4,664,363.82 and 1,488,667.96

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Solution

The fourth proportional to 3,108,715.48, 4,664,363.82 and 1,488,667.96 is: 2,233,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,715.48 : 4,664,363.82 = 1,488,667.96 : x
  2. Step 2: Convert to fraction form
    3,108,715.48/4,664,363.82 = 1,488,667.96/x
  3. Step 3: Cross multiply
    3,108,715.48x = 4,664,363.82 × 1,488,667.96
  4. Step 4: Simplify right side
    3,108,715.48x = 6,943,688,972,617.21
  5. Step 5: Solve for x
    x = 6,943,688,972,617.21/3,108,715.48
  6. Step 6: Final answer
    x = 2,233,619.97

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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.