Home / 7,119,295.56-10,678,830.22-1,727,990.60

Finding the Fourth Proportional to 7,119,295.56, 10,678,830.22 and 1,727,990.60

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Solution

The fourth proportional to 7,119,295.56, 10,678,830.22 and 1,727,990.60 is: 2,591,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119,295.56 : 10,678,830.22 = 1,727,990.60 : x
  2. Step 2: Convert to fraction form
    7,119,295.56/10,678,830.22 = 1,727,990.60/x
  3. Step 3: Cross multiply
    7,119,295.56x = 10,678,830.22 × 1,727,990.60
  4. Step 4: Simplify right side
    7,119,295.56x = 18,452,918,239,155.93
  5. Step 5: Solve for x
    x = 18,452,918,239,155.93/7,119,295.56
  6. Step 6: Final answer
    x = 2,591,958.44

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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.