Home / 808,148.20-1,214,555.10-794,151.40

Finding the Fourth Proportional to 808,148.20, 1,214,555.10 and 794,151.40

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Solution

The fourth proportional to 808,148.20, 1,214,555.10 and 794,151.40 is: 1,193,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,148.20 : 1,214,555.10 = 794,151.40 : x
  2. Step 2: Convert to fraction form
    808,148.20/1,214,555.10 = 794,151.40/x
  3. Step 3: Cross multiply
    808,148.20x = 1,214,555.10 × 794,151.40
  4. Step 4: Simplify right side
    808,148.20x = 964,540,633,042.14
  5. Step 5: Solve for x
    x = 964,540,633,042.14/808,148.20
  6. Step 6: Final answer
    x = 1,193,519.50

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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.