Home / 816,111.24-1,126,211.08-453,525.80

Finding the Fourth Proportional to 816,111.24, 1,126,211.08 and 453,525.80

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Solution

The fourth proportional to 816,111.24, 1,126,211.08 and 453,525.80 is: 625,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,111.24 : 1,126,211.08 = 453,525.80 : x
  2. Step 2: Convert to fraction form
    816,111.24/1,126,211.08 = 453,525.80/x
  3. Step 3: Cross multiply
    816,111.24x = 1,126,211.08 × 453,525.80
  4. Step 4: Simplify right side
    816,111.24x = 510,765,781,025.86
  5. Step 5: Solve for x
    x = 510,765,781,025.86/816,111.24
  6. Step 6: Final answer
    x = 625,853.14

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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.