Home / 1,253,066.80-1,880,183.40-654,703.60

Finding the Fourth Proportional to 1,253,066.80, 1,880,183.40 and 654,703.60

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Solution

The fourth proportional to 1,253,066.80, 1,880,183.40 and 654,703.60 is: 982,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,066.80 : 1,880,183.40 = 654,703.60 : x
  2. Step 2: Convert to fraction form
    1,253,066.80/1,880,183.40 = 654,703.60/x
  3. Step 3: Cross multiply
    1,253,066.80x = 1,880,183.40 × 654,703.60
  4. Step 4: Simplify right side
    1,253,066.80x = 1,230,962,840,640.24
  5. Step 5: Solve for x
    x = 1,230,962,840,640.24/1,253,066.80
  6. Step 6: Final answer
    x = 982,360.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.