Home / 798,214.60-1,197,321.90-711,609.40

Finding the Fourth Proportional to 798,214.60, 1,197,321.90 and 711,609.40

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Solution

The fourth proportional to 798,214.60, 1,197,321.90 and 711,609.40 is: 1,067,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,214.60 : 1,197,321.90 = 711,609.40 : x
  2. Step 2: Convert to fraction form
    798,214.60/1,197,321.90 = 711,609.40/x
  3. Step 3: Cross multiply
    798,214.60x = 1,197,321.90 × 711,609.40
  4. Step 4: Simplify right side
    798,214.60x = 852,025,518,865.86
  5. Step 5: Solve for x
    x = 852,025,518,865.86/798,214.60
  6. Step 6: Final answer
    x = 1,067,414.10

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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.