Home / 1,222,453.89-1,833,265.44-423,548.91

Finding the Fourth Proportional to 1,222,453.89, 1,833,265.44 and 423,548.91

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Solution

The fourth proportional to 1,222,453.89, 1,833,265.44 and 423,548.91 is: 635,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,453.89 : 1,833,265.44 = 423,548.91 : x
  2. Step 2: Convert to fraction form
    1,222,453.89/1,833,265.44 = 423,548.91/x
  3. Step 3: Cross multiply
    1,222,453.89x = 1,833,265.44 × 423,548.91
  4. Step 4: Simplify right side
    1,222,453.89x = 776,477,578,852.67
  5. Step 5: Solve for x
    x = 776,477,578,852.67/1,222,453.89
  6. Step 6: Final answer
    x = 635,179.44

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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.