Home / 1,644,383.80-2,467,677.30-579,428.20

Finding the Fourth Proportional to 1,644,383.80, 2,467,677.30 and 579,428.20

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Solution

The fourth proportional to 1,644,383.80, 2,467,677.30 and 579,428.20 is: 869,530.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,383.80 : 2,467,677.30 = 579,428.20 : x
  2. Step 2: Convert to fraction form
    1,644,383.80/2,467,677.30 = 579,428.20/x
  3. Step 3: Cross multiply
    1,644,383.80x = 2,467,677.30 × 579,428.20
  4. Step 4: Simplify right side
    1,644,383.80x = 1,429,841,816,119.86
  5. Step 5: Solve for x
    x = 1,429,841,816,119.86/1,644,383.80
  6. Step 6: Final answer
    x = 869,530.47

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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.