Home / 5,388,980.60-8,085,609.30-2,194,340.60

Finding the Fourth Proportional to 5,388,980.60, 8,085,609.30 and 2,194,340.60

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Solution

The fourth proportional to 5,388,980.60, 8,085,609.30 and 2,194,340.60 is: 3,292,381.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,980.60 : 8,085,609.30 = 2,194,340.60 : x
  2. Step 2: Convert to fraction form
    5,388,980.60/8,085,609.30 = 2,194,340.60/x
  3. Step 3: Cross multiply
    5,388,980.60x = 8,085,609.30 × 2,194,340.60
  4. Step 4: Simplify right side
    5,388,980.60x = 17,742,580,762,727.58
  5. Step 5: Solve for x
    x = 17,742,580,762,727.58/5,388,980.60
  6. Step 6: Final answer
    x = 3,292,381.64

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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.