Home / 1,786,858.60-2,680,287.90-1,703,914.60

Finding the Fourth Proportional to 1,786,858.60, 2,680,287.90 and 1,703,914.60

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Solution

The fourth proportional to 1,786,858.60, 2,680,287.90 and 1,703,914.60 is: 2,555,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,858.60 : 2,680,287.90 = 1,703,914.60 : x
  2. Step 2: Convert to fraction form
    1,786,858.60/2,680,287.90 = 1,703,914.60/x
  3. Step 3: Cross multiply
    1,786,858.60x = 2,680,287.90 × 1,703,914.60
  4. Step 4: Simplify right side
    1,786,858.60x = 4,566,981,685,013.34
  5. Step 5: Solve for x
    x = 4,566,981,685,013.34/1,786,858.60
  6. Step 6: Final answer
    x = 2,555,871.90

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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.