Home / 976,883.60-1,463,381.40-859,984.40

Finding the Fourth Proportional to 976,883.60, 1,463,381.40 and 859,984.40

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Solution

The fourth proportional to 976,883.60, 1,463,381.40 and 859,984.40 is: 1,288,265.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,883.60 : 1,463,381.40 = 859,984.40 : x
  2. Step 2: Convert to fraction form
    976,883.60/1,463,381.40 = 859,984.40/x
  3. Step 3: Cross multiply
    976,883.60x = 1,463,381.40 × 859,984.40
  4. Step 4: Simplify right side
    976,883.60x = 1,258,485,175,250.16
  5. Step 5: Solve for x
    x = 1,258,485,175,250.16/976,883.60
  6. Step 6: Final answer
    x = 1,288,265.23

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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.