Home / 1,326,254.88-1,830,231.75-722,642.88

Finding the Fourth Proportional to 1,326,254.88, 1,830,231.75 and 722,642.88

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Solution

The fourth proportional to 1,326,254.88, 1,830,231.75 and 722,642.88 is: 997,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,254.88 : 1,830,231.75 = 722,642.88 : x
  2. Step 2: Convert to fraction form
    1,326,254.88/1,830,231.75 = 722,642.88/x
  3. Step 3: Cross multiply
    1,326,254.88x = 1,830,231.75 × 722,642.88
  4. Step 4: Simplify right side
    1,326,254.88x = 1,322,603,930,920.84
  5. Step 5: Solve for x
    x = 1,322,603,930,920.84/1,326,254.88
  6. Step 6: Final answer
    x = 997,247.18

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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.