Home / 5,686,715.52-8,530,512.96-1,900,211.52

Finding the Fourth Proportional to 5,686,715.52, 8,530,512.96 and 1,900,211.52

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Solution

The fourth proportional to 5,686,715.52, 8,530,512.96 and 1,900,211.52 is: 2,850,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686,715.52 : 8,530,512.96 = 1,900,211.52 : x
  2. Step 2: Convert to fraction form
    5,686,715.52/8,530,512.96 = 1,900,211.52/x
  3. Step 3: Cross multiply
    5,686,715.52x = 8,530,512.96 × 1,900,211.52
  4. Step 4: Simplify right side
    5,686,715.52x = 16,209,778,998,101.30
  5. Step 5: Solve for x
    x = 16,209,778,998,101.30/5,686,715.52
  6. Step 6: Final answer
    x = 2,850,464.20

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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.