Home / 1,119,317.54-1,544,663.52-635,909.21

Finding the Fourth Proportional to 1,119,317.54, 1,544,663.52 and 635,909.21

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Solution

The fourth proportional to 1,119,317.54, 1,544,663.52 and 635,909.21 is: 877,557.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,317.54 : 1,544,663.52 = 635,909.21 : x
  2. Step 2: Convert to fraction form
    1,119,317.54/1,544,663.52 = 635,909.21/x
  3. Step 3: Cross multiply
    1,119,317.54x = 1,544,663.52 × 635,909.21
  4. Step 4: Simplify right side
    1,119,317.54x = 982,265,752,443.82
  5. Step 5: Solve for x
    x = 982,265,752,443.82/1,119,317.54
  6. Step 6: Final answer
    x = 877,557.73

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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.