Home / 931,268.45-1,399,591.34-866,614.89

Finding the Fourth Proportional to 931,268.45, 1,399,591.34 and 866,614.89

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Solution

The fourth proportional to 931,268.45, 1,399,591.34 and 866,614.89 is: 1,302,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,268.45 : 1,399,591.34 = 866,614.89 : x
  2. Step 2: Convert to fraction form
    931,268.45/1,399,591.34 = 866,614.89/x
  3. Step 3: Cross multiply
    931,268.45x = 1,399,591.34 × 866,614.89
  4. Step 4: Simplify right side
    931,268.45x = 1,212,906,697,325.59
  5. Step 5: Solve for x
    x = 1,212,906,697,325.59/931,268.45
  6. Step 6: Final answer
    x = 1,302,424.34

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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.