Home / 1,491,333.30-2,236,999.95-744,837.30

Finding the Fourth Proportional to 1,491,333.30, 2,236,999.95 and 744,837.30

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Solution

The fourth proportional to 1,491,333.30, 2,236,999.95 and 744,837.30 is: 1,117,255.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,333.30 : 2,236,999.95 = 744,837.30 : x
  2. Step 2: Convert to fraction form
    1,491,333.30/2,236,999.95 = 744,837.30/x
  3. Step 3: Cross multiply
    1,491,333.30x = 2,236,999.95 × 744,837.30
  4. Step 4: Simplify right side
    1,491,333.30x = 1,666,201,002,858.14
  5. Step 5: Solve for x
    x = 1,666,201,002,858.14/1,491,333.30
  6. Step 6: Final answer
    x = 1,117,255.95

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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.