Home / 992,926.20-1,489,389.30-965,278.20

Finding the Fourth Proportional to 992,926.20, 1,489,389.30 and 965,278.20

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Solution

The fourth proportional to 992,926.20, 1,489,389.30 and 965,278.20 is: 1,447,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,926.20 : 1,489,389.30 = 965,278.20 : x
  2. Step 2: Convert to fraction form
    992,926.20/1,489,389.30 = 965,278.20/x
  3. Step 3: Cross multiply
    992,926.20x = 1,489,389.30 × 965,278.20
  4. Step 4: Simplify right side
    992,926.20x = 1,437,675,022,603.26
  5. Step 5: Solve for x
    x = 1,437,675,022,603.26/992,926.20
  6. Step 6: Final answer
    x = 1,447,917.30

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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.