Home / 1,472,272.62-2,206,834.26-672,355.50

Finding the Fourth Proportional to 1,472,272.62, 2,206,834.26 and 672,355.50

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Solution

The fourth proportional to 1,472,272.62, 2,206,834.26 and 672,355.50 is: 1,007,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,272.62 : 2,206,834.26 = 672,355.50 : x
  2. Step 2: Convert to fraction form
    1,472,272.62/2,206,834.26 = 672,355.50/x
  3. Step 3: Cross multiply
    1,472,272.62x = 2,206,834.26 × 672,355.50
  4. Step 4: Simplify right side
    1,472,272.62x = 1,483,777,152,299.43
  5. Step 5: Solve for x
    x = 1,483,777,152,299.43/1,472,272.62
  6. Step 6: Final answer
    x = 1,007,814.13

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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.