Home / 816,195.60-1,224,293.40-725,216.40

Finding the Fourth Proportional to 816,195.60, 1,224,293.40 and 725,216.40

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Solution

The fourth proportional to 816,195.60, 1,224,293.40 and 725,216.40 is: 1,087,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,195.60 : 1,224,293.40 = 725,216.40 : x
  2. Step 2: Convert to fraction form
    816,195.60/1,224,293.40 = 725,216.40/x
  3. Step 3: Cross multiply
    816,195.60x = 1,224,293.40 × 725,216.40
  4. Step 4: Simplify right side
    816,195.60x = 887,877,652,091.76
  5. Step 5: Solve for x
    x = 887,877,652,091.76/816,195.60
  6. Step 6: Final answer
    x = 1,087,824.60

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1.5x scale

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.