Home / 2,140,065.01-3,211,148.22-860,620.74

Finding the Fourth Proportional to 2,140,065.01, 3,211,148.22 and 860,620.74

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Solution

The fourth proportional to 2,140,065.01, 3,211,148.22 and 860,620.74 is: 1,291,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,065.01 : 3,211,148.22 = 860,620.74 : x
  2. Step 2: Convert to fraction form
    2,140,065.01/3,211,148.22 = 860,620.74/x
  3. Step 3: Cross multiply
    2,140,065.01x = 3,211,148.22 × 860,620.74
  4. Step 4: Simplify right side
    2,140,065.01x = 2,763,580,757,346.08
  5. Step 5: Solve for x
    x = 2,763,580,757,346.08/2,140,065.01
  6. Step 6: Final answer
    x = 1,291,353.65

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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.