Home / 1,192,215.00-1,645,267.72-648,355.94

Finding the Fourth Proportional to 1,192,215.00, 1,645,267.72 and 648,355.94

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Solution

The fourth proportional to 1,192,215.00, 1,645,267.72 and 648,355.94 is: 894,737.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,215.00 : 1,645,267.72 = 648,355.94 : x
  2. Step 2: Convert to fraction form
    1,192,215.00/1,645,267.72 = 648,355.94/x
  3. Step 3: Cross multiply
    1,192,215.00x = 1,645,267.72 × 648,355.94
  4. Step 4: Simplify right side
    1,192,215.00x = 1,066,719,107,768.58
  5. Step 5: Solve for x
    x = 1,066,719,107,768.58/1,192,215.00
  6. Step 6: Final answer
    x = 894,737.19

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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.