Home / 1,416,006.08-2,122,360.62-809,219.90

Finding the Fourth Proportional to 1,416,006.08, 2,122,360.62 and 809,219.90

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Solution

The fourth proportional to 1,416,006.08, 2,122,360.62 and 809,219.90 is: 1,212,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,006.08 : 2,122,360.62 = 809,219.90 : x
  2. Step 2: Convert to fraction form
    1,416,006.08/2,122,360.62 = 809,219.90/x
  3. Step 3: Cross multiply
    1,416,006.08x = 2,122,360.62 × 809,219.90
  4. Step 4: Simplify right side
    1,416,006.08x = 1,717,456,448,680.34
  5. Step 5: Solve for x
    x = 1,717,456,448,680.34/1,416,006.08
  6. Step 6: Final answer
    x = 1,212,887.76

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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.