Home / 1,203,845.51-1,661,270.85-659,962.71

Finding the Fourth Proportional to 1,203,845.51, 1,661,270.85 and 659,962.71

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Solution

The fourth proportional to 1,203,845.51, 1,661,270.85 and 659,962.71 is: 910,728.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,845.51 : 1,661,270.85 = 659,962.71 : x
  2. Step 2: Convert to fraction form
    1,203,845.51/1,661,270.85 = 659,962.71/x
  3. Step 3: Cross multiply
    1,203,845.51x = 1,661,270.85 × 659,962.71
  4. Step 4: Simplify right side
    1,203,845.51x = 1,096,376,812,210.00
  5. Step 5: Solve for x
    x = 1,096,376,812,210.00/1,203,845.51
  6. Step 6: Final answer
    x = 910,728.83

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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.