Home / 1,222,444.14-1,833,250.97-423,539.21

Finding the Fourth Proportional to 1,222,444.14, 1,833,250.97 and 423,539.21

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Solution

The fourth proportional to 1,222,444.14, 1,833,250.97 and 423,539.21 is: 635,164.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,444.14 : 1,833,250.97 = 423,539.21 : x
  2. Step 2: Convert to fraction form
    1,222,444.14/1,833,250.97 = 423,539.21/x
  3. Step 3: Cross multiply
    1,222,444.14x = 1,833,250.97 × 423,539.21
  4. Step 4: Simplify right side
    1,222,444.14x = 776,453,656,281.58
  5. Step 5: Solve for x
    x = 776,453,656,281.58/1,222,444.14
  6. Step 6: Final answer
    x = 635,164.94

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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.