Home / 1,416,109.79-2,124,166.77-1,081,052.87

Finding the Fourth Proportional to 1,416,109.79, 2,124,166.77 and 1,081,052.87

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Solution

The fourth proportional to 1,416,109.79, 2,124,166.77 and 1,081,052.87 is: 1,621,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,109.79 : 2,124,166.77 = 1,081,052.87 : x
  2. Step 2: Convert to fraction form
    1,416,109.79/2,124,166.77 = 1,081,052.87/x
  3. Step 3: Cross multiply
    1,416,109.79x = 2,124,166.77 × 1,081,052.87
  4. Step 4: Simplify right side
    1,416,109.79x = 2,296,336,583,067.13
  5. Step 5: Solve for x
    x = 2,296,336,583,067.13/1,416,109.79
  6. Step 6: Final answer
    x = 1,621,580.90

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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.