Home / 1,081,948.99-1,621,868.86-451,043.23

Finding the Fourth Proportional to 1,081,948.99, 1,621,868.86 and 451,043.23

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Solution

The fourth proportional to 1,081,948.99, 1,621,868.86 and 451,043.23 is: 676,125.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,948.99 : 1,621,868.86 = 451,043.23 : x
  2. Step 2: Convert to fraction form
    1,081,948.99/1,621,868.86 = 451,043.23/x
  3. Step 3: Cross multiply
    1,081,948.99x = 1,621,868.86 × 451,043.23
  4. Step 4: Simplify right side
    1,081,948.99x = 731,532,969,250.82
  5. Step 5: Solve for x
    x = 731,532,969,250.82/1,081,948.99
  6. Step 6: Final answer
    x = 676,125.19

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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.