Home / 956,163.40-1,431,134.70-881,513.80

Finding the Fourth Proportional to 956,163.40, 1,431,134.70 and 881,513.80

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Solution

The fourth proportional to 956,163.40, 1,431,134.70 and 881,513.80 is: 1,319,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,163.40 : 1,431,134.70 = 881,513.80 : x
  2. Step 2: Convert to fraction form
    956,163.40/1,431,134.70 = 881,513.80/x
  3. Step 3: Cross multiply
    956,163.40x = 1,431,134.70 × 881,513.80
  4. Step 4: Simplify right side
    956,163.40x = 1,261,564,987,708.86
  5. Step 5: Solve for x
    x = 1,261,564,987,708.86/956,163.40
  6. Step 6: Final answer
    x = 1,319,403.14

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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.