Home / 1,531,649.14-2,296,046.48-520,079.43

Finding the Fourth Proportional to 1,531,649.14, 2,296,046.48 and 520,079.43

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Solution

The fourth proportional to 1,531,649.14, 2,296,046.48 and 520,079.43 is: 779,634.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,649.14 : 2,296,046.48 = 520,079.43 : x
  2. Step 2: Convert to fraction form
    1,531,649.14/2,296,046.48 = 520,079.43/x
  3. Step 3: Cross multiply
    1,531,649.14x = 2,296,046.48 × 520,079.43
  4. Step 4: Simplify right side
    1,531,649.14x = 1,194,126,544,571.91
  5. Step 5: Solve for x
    x = 1,194,126,544,571.91/1,531,649.14
  6. Step 6: Final answer
    x = 779,634.52

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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.