Home / 1,119,376.67-1,544,781.11-636,023.75

Finding the Fourth Proportional to 1,119,376.67, 1,544,781.11 and 636,023.75

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Solution

The fourth proportional to 1,119,376.67, 1,544,781.11 and 636,023.75 is: 877,736.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,376.67 : 1,544,781.11 = 636,023.75 : x
  2. Step 2: Convert to fraction form
    1,119,376.67/1,544,781.11 = 636,023.75/x
  3. Step 3: Cross multiply
    1,119,376.67x = 1,544,781.11 × 636,023.75
  4. Step 4: Simplify right side
    1,119,376.67x = 982,517,463,607.34
  5. Step 5: Solve for x
    x = 982,517,463,607.34/1,119,376.67
  6. Step 6: Final answer
    x = 877,736.24

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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.