Home / 816,544.92-1,126,733.48-453,922.32

Finding the Fourth Proportional to 816,544.92, 1,126,733.48 and 453,922.32

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Solution

The fourth proportional to 816,544.92, 1,126,733.48 and 453,922.32 is: 626,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,544.92 : 1,126,733.48 = 453,922.32 : x
  2. Step 2: Convert to fraction form
    816,544.92/1,126,733.48 = 453,922.32/x
  3. Step 3: Cross multiply
    816,544.92x = 1,126,733.48 × 453,922.32
  4. Step 4: Simplify right side
    816,544.92x = 511,449,475,263.27
  5. Step 5: Solve for x
    x = 511,449,475,263.27/816,544.92
  6. Step 6: Final answer
    x = 626,358.04

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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.