Home / 1,631,514.82-2,447,333.64-620,448.28

Finding the Fourth Proportional to 1,631,514.82, 2,447,333.64 and 620,448.28

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Solution

The fourth proportional to 1,631,514.82, 2,447,333.64 and 620,448.28 is: 930,695.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,514.82 : 2,447,333.64 = 620,448.28 : x
  2. Step 2: Convert to fraction form
    1,631,514.82/2,447,333.64 = 620,448.28/x
  3. Step 3: Cross multiply
    1,631,514.82x = 2,447,333.64 × 620,448.28
  4. Step 4: Simplify right side
    1,631,514.82x = 1,518,443,947,524.14
  5. Step 5: Solve for x
    x = 1,518,443,947,524.14/1,631,514.82
  6. Step 6: Final answer
    x = 930,695.77

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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.