Home / 1,112,936-1,535,851.68-636,008

Finding the Fourth Proportional to 1,112,936, 1,535,851.68 and 636,008

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Solution

The fourth proportional to 1,112,936, 1,535,851.68 and 636,008 is: 877,691.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,936 : 1,535,851.68 = 636,008 : x
  2. Step 2: Convert to fraction form
    1,112,936/1,535,851.68 = 636,008/x
  3. Step 3: Cross multiply
    1,112,936x = 1,535,851.68 × 636,008
  4. Step 4: Simplify right side
    1,112,936x = 976,813,955,293.44
  5. Step 5: Solve for x
    x = 976,813,955,293.44/1,112,936
  6. Step 6: Final answer
    x = 877,691.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.