Home / 1,916,174.48-2,873,192.67-636,086.78

Finding the Fourth Proportional to 1,916,174.48, 2,873,192.67 and 636,086.78

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Solution

The fourth proportional to 1,916,174.48, 2,873,192.67 and 636,086.78 is: 953,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,174.48 : 2,873,192.67 = 636,086.78 : x
  2. Step 2: Convert to fraction form
    1,916,174.48/2,873,192.67 = 636,086.78/x
  3. Step 3: Cross multiply
    1,916,174.48x = 2,873,192.67 × 636,086.78
  4. Step 4: Simplify right side
    1,916,174.48x = 1,827,599,873,779.90
  5. Step 5: Solve for x
    x = 1,827,599,873,779.90/1,916,174.48
  6. Step 6: Final answer
    x = 953,775.29

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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.