Home / 1,197,982.49-1,653,282.77-654,168.74

Finding the Fourth Proportional to 1,197,982.49, 1,653,282.77 and 654,168.74

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Solution

The fourth proportional to 1,197,982.49, 1,653,282.77 and 654,168.74 is: 902,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,982.49 : 1,653,282.77 = 654,168.74 : x
  2. Step 2: Convert to fraction form
    1,197,982.49/1,653,282.77 = 654,168.74/x
  3. Step 3: Cross multiply
    1,197,982.49x = 1,653,282.77 × 654,168.74
  4. Step 4: Simplify right side
    1,197,982.49x = 1,081,525,899,883.62
  5. Step 5: Solve for x
    x = 1,081,525,899,883.62/1,197,982.49
  6. Step 6: Final answer
    x = 902,789.41

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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.