Home / 1,204,009.24-1,661,564.46-680,678.20

Finding the Fourth Proportional to 1,204,009.24, 1,661,564.46 and 680,678.20

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Solution

The fourth proportional to 1,204,009.24, 1,661,564.46 and 680,678.20 is: 939,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,009.24 : 1,661,564.46 = 680,678.20 : x
  2. Step 2: Convert to fraction form
    1,204,009.24/1,661,564.46 = 680,678.20/x
  3. Step 3: Cross multiply
    1,204,009.24x = 1,661,564.46 × 680,678.20
  4. Step 4: Simplify right side
    1,204,009.24x = 1,130,990,705,816.77
  5. Step 5: Solve for x
    x = 1,130,990,705,816.77/1,204,009.24
  6. Step 6: Final answer
    x = 939,353.84

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Double scale
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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.