Home / 1,206,230.43-1,664,627.00-654,969.59

Finding the Fourth Proportional to 1,206,230.43, 1,664,627.00 and 654,969.59

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Solution

The fourth proportional to 1,206,230.43, 1,664,627.00 and 654,969.59 is: 903,873.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,230.43 : 1,664,627.00 = 654,969.59 : x
  2. Step 2: Convert to fraction form
    1,206,230.43/1,664,627.00 = 654,969.59/x
  3. Step 3: Cross multiply
    1,206,230.43x = 1,664,627.00 × 654,969.59
  4. Step 4: Simplify right side
    1,206,230.43x = 1,090,280,071,385.03
  5. Step 5: Solve for x
    x = 1,090,280,071,385.03/1,206,230.43
  6. Step 6: Final answer
    x = 903,873.79

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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.