Home / 5,388,979.60-8,085,607.80-2,194,339.60

Finding the Fourth Proportional to 5,388,979.60, 8,085,607.80 and 2,194,339.60

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Solution

The fourth proportional to 5,388,979.60, 8,085,607.80 and 2,194,339.60 is: 3,292,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,979.60 : 8,085,607.80 = 2,194,339.60 : x
  2. Step 2: Convert to fraction form
    5,388,979.60/8,085,607.80 = 2,194,339.60/x
  3. Step 3: Cross multiply
    5,388,979.60x = 8,085,607.80 × 2,194,339.60
  4. Step 4: Simplify right side
    5,388,979.60x = 17,742,569,385,608.88
  5. Step 5: Solve for x
    x = 17,742,569,385,608.88/5,388,979.60
  6. Step 6: Final answer
    x = 3,292,380.14

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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.