Home / 1,267,125.38-1,900,694.44-320,497.01

Finding the Fourth Proportional to 1,267,125.38, 1,900,694.44 and 320,497.01

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Solution

The fourth proportional to 1,267,125.38, 1,900,694.44 and 320,497.01 is: 480,747.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,125.38 : 1,900,694.44 = 320,497.01 : x
  2. Step 2: Convert to fraction form
    1,267,125.38/1,900,694.44 = 320,497.01/x
  3. Step 3: Cross multiply
    1,267,125.38x = 1,900,694.44 × 320,497.01
  4. Step 4: Simplify right side
    1,267,125.38x = 609,166,874,638.91
  5. Step 5: Solve for x
    x = 609,166,874,638.91/1,267,125.38
  6. Step 6: Final answer
    x = 480,747.12

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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.