Home / 4,077,989.55-6,113,162.53-1,380,427.11

Finding the Fourth Proportional to 4,077,989.55, 6,113,162.53 and 1,380,427.11

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Solution

The fourth proportional to 4,077,989.55, 6,113,162.53 and 1,380,427.11 is: 2,069,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077,989.55 : 6,113,162.53 = 1,380,427.11 : x
  2. Step 2: Convert to fraction form
    4,077,989.55/6,113,162.53 = 1,380,427.11/x
  3. Step 3: Cross multiply
    4,077,989.55x = 6,113,162.53 × 1,380,427.11
  4. Step 4: Simplify right side
    4,077,989.55x = 8,438,775,253,682.38
  5. Step 5: Solve for x
    x = 8,438,775,253,682.38/4,077,989.55
  6. Step 6: Final answer
    x = 2,069,346.96

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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.