Home / 1,119,355.88-1,544,752.82-636,002.89

Finding the Fourth Proportional to 1,119,355.88, 1,544,752.82 and 636,002.89

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Solution

The fourth proportional to 1,119,355.88, 1,544,752.82 and 636,002.89 is: 877,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,355.88 : 1,544,752.82 = 636,002.89 : x
  2. Step 2: Convert to fraction form
    1,119,355.88/1,544,752.82 = 636,002.89/x
  3. Step 3: Cross multiply
    1,119,355.88x = 1,544,752.82 × 636,002.89
  4. Step 4: Simplify right side
    1,119,355.88x = 982,467,255,583.78
  5. Step 5: Solve for x
    x = 982,467,255,583.78/1,119,355.88
  6. Step 6: Final answer
    x = 877,707.69

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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.