Home / 1,026,645.03-1,538,933.58-427,937.58

Finding the Fourth Proportional to 1,026,645.03, 1,538,933.58 and 427,937.58

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Solution

The fourth proportional to 1,026,645.03, 1,538,933.58 and 427,937.58 is: 641,475.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,645.03 : 1,538,933.58 = 427,937.58 : x
  2. Step 2: Convert to fraction form
    1,026,645.03/1,538,933.58 = 427,937.58/x
  3. Step 3: Cross multiply
    1,026,645.03x = 1,538,933.58 × 427,937.58
  4. Step 4: Simplify right side
    1,026,645.03x = 658,567,512,005.94
  5. Step 5: Solve for x
    x = 658,567,512,005.94/1,026,645.03
  6. Step 6: Final answer
    x = 641,475.38

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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.