Home / 1,653,752.82-2,480,185.11-455,389.86

Finding the Fourth Proportional to 1,653,752.82, 2,480,185.11 and 455,389.86

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Solution

The fourth proportional to 1,653,752.82, 2,480,185.11 and 455,389.86 is: 682,962.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,752.82 : 2,480,185.11 = 455,389.86 : x
  2. Step 2: Convert to fraction form
    1,653,752.82/2,480,185.11 = 455,389.86/x
  3. Step 3: Cross multiply
    1,653,752.82x = 2,480,185.11 × 455,389.86
  4. Step 4: Simplify right side
    1,653,752.82x = 1,129,451,150,016.98
  5. Step 5: Solve for x
    x = 1,129,451,150,016.98/1,653,752.82
  6. Step 6: Final answer
    x = 682,962.49

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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.