Home / 1,453,689.42-2,006,110.41-800,391.41

Finding the Fourth Proportional to 1,453,689.42, 2,006,110.41 and 800,391.41

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Solution

The fourth proportional to 1,453,689.42, 2,006,110.41 and 800,391.41 is: 1,104,550.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,689.42 : 2,006,110.41 = 800,391.41 : x
  2. Step 2: Convert to fraction form
    1,453,689.42/2,006,110.41 = 800,391.41/x
  3. Step 3: Cross multiply
    1,453,689.42x = 2,006,110.41 × 800,391.41
  4. Step 4: Simplify right side
    1,453,689.42x = 1,605,673,544,690.85
  5. Step 5: Solve for x
    x = 1,605,673,544,690.85/1,453,689.42
  6. Step 6: Final answer
    x = 1,104,550.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.