Home / 1,646,420.82-2,469,714.05-524,577.30

Finding the Fourth Proportional to 1,646,420.82, 2,469,714.05 and 524,577.30

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Solution

The fourth proportional to 1,646,420.82, 2,469,714.05 and 524,577.30 is: 786,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,420.82 : 2,469,714.05 = 524,577.30 : x
  2. Step 2: Convert to fraction form
    1,646,420.82/2,469,714.05 = 524,577.30/x
  3. Step 3: Cross multiply
    1,646,420.82x = 2,469,714.05 × 524,577.30
  4. Step 4: Simplify right side
    1,646,420.82x = 1,295,555,928,121.07
  5. Step 5: Solve for x
    x = 1,295,555,928,121.07/1,646,420.82
  6. Step 6: Final answer
    x = 786,892.34

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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.