Home / 1,889,402.88-2,834,716.32-1,131,125.76

Finding the Fourth Proportional to 1,889,402.88, 2,834,716.32 and 1,131,125.76

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Solution

The fourth proportional to 1,889,402.88, 2,834,716.32 and 1,131,125.76 is: 1,697,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,402.88 : 2,834,716.32 = 1,131,125.76 : x
  2. Step 2: Convert to fraction form
    1,889,402.88/2,834,716.32 = 1,131,125.76/x
  3. Step 3: Cross multiply
    1,889,402.88x = 2,834,716.32 × 1,131,125.76
  4. Step 4: Simplify right side
    1,889,402.88x = 3,206,420,651,844.40
  5. Step 5: Solve for x
    x = 3,206,420,651,844.40/1,889,402.88
  6. Step 6: Final answer
    x = 1,697,055.03

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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.