Home / 1,921,499.28-2,651,806.62-1,062,041.22

Finding the Fourth Proportional to 1,921,499.28, 2,651,806.62 and 1,062,041.22

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Solution

The fourth proportional to 1,921,499.28, 2,651,806.62 and 1,062,041.22 is: 1,465,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,499.28 : 2,651,806.62 = 1,062,041.22 : x
  2. Step 2: Convert to fraction form
    1,921,499.28/2,651,806.62 = 1,062,041.22/x
  3. Step 3: Cross multiply
    1,921,499.28x = 2,651,806.62 × 1,062,041.22
  4. Step 4: Simplify right side
    1,921,499.28x = 2,816,327,937,908.88
  5. Step 5: Solve for x
    x = 2,816,327,937,908.88/1,921,499.28
  6. Step 6: Final answer
    x = 1,465,692.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.