Home / 2,618,621.54-3,613,156.08-1,530,682.67

Finding the Fourth Proportional to 2,618,621.54, 3,613,156.08 and 1,530,682.67

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Solution

The fourth proportional to 2,618,621.54, 3,613,156.08 and 1,530,682.67 is: 2,112,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,621.54 : 3,613,156.08 = 1,530,682.67 : x
  2. Step 2: Convert to fraction form
    2,618,621.54/3,613,156.08 = 1,530,682.67/x
  3. Step 3: Cross multiply
    2,618,621.54x = 3,613,156.08 × 1,530,682.67
  4. Step 4: Simplify right side
    2,618,621.54x = 5,530,595,395,661.13
  5. Step 5: Solve for x
    x = 5,530,595,395,661.13/2,618,621.54
  6. Step 6: Final answer
    x = 2,112,025.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.