Home / 1,775,745.09-2,663,642.25-577,673.64

Finding the Fourth Proportional to 1,775,745.09, 2,663,642.25 and 577,673.64

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Solution

The fourth proportional to 1,775,745.09, 2,663,642.25 and 577,673.64 is: 866,518.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,745.09 : 2,663,642.25 = 577,673.64 : x
  2. Step 2: Convert to fraction form
    1,775,745.09/2,663,642.25 = 577,673.64/x
  3. Step 3: Cross multiply
    1,775,745.09x = 2,663,642.25 × 577,673.64
  4. Step 4: Simplify right side
    1,775,745.09x = 1,538,715,914,215.29
  5. Step 5: Solve for x
    x = 1,538,715,914,215.29/1,775,745.09
  6. Step 6: Final answer
    x = 866,518.47

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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.