Home / 976,883.20-1,465,324.80-970,662.40

Finding the Fourth Proportional to 976,883.20, 1,465,324.80 and 970,662.40

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Solution

The fourth proportional to 976,883.20, 1,465,324.80 and 970,662.40 is: 1,455,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,883.20 : 1,465,324.80 = 970,662.40 : x
  2. Step 2: Convert to fraction form
    976,883.20/1,465,324.80 = 970,662.40/x
  3. Step 3: Cross multiply
    976,883.20x = 1,465,324.80 × 970,662.40
  4. Step 4: Simplify right side
    976,883.20x = 1,422,335,687,147.52
  5. Step 5: Solve for x
    x = 1,422,335,687,147.52/976,883.20
  6. Step 6: Final answer
    x = 1,455,993.60

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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.