Home / 3,705,786.60-5,558,679.90-3,670,357.20

Finding the Fourth Proportional to 3,705,786.60, 5,558,679.90 and 3,670,357.20

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Solution

The fourth proportional to 3,705,786.60, 5,558,679.90 and 3,670,357.20 is: 5,505,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,786.60 : 5,558,679.90 = 3,670,357.20 : x
  2. Step 2: Convert to fraction form
    3,705,786.60/5,558,679.90 = 3,670,357.20/x
  3. Step 3: Cross multiply
    3,705,786.60x = 5,558,679.90 × 3,670,357.20
  4. Step 4: Simplify right side
    3,705,786.60x = 20,402,340,793,460.28
  5. Step 5: Solve for x
    x = 20,402,340,793,460.28/3,705,786.60
  6. Step 6: Final answer
    x = 5,505,535.80

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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.