Home / 2,530,284.70-3,491,880.09-1,384,365.10

Finding the Fourth Proportional to 2,530,284.70, 3,491,880.09 and 1,384,365.10

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Solution

The fourth proportional to 2,530,284.70, 3,491,880.09 and 1,384,365.10 is: 1,910,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530,284.70 : 3,491,880.09 = 1,384,365.10 : x
  2. Step 2: Convert to fraction form
    2,530,284.70/3,491,880.09 = 1,384,365.10/x
  3. Step 3: Cross multiply
    2,530,284.70x = 3,491,880.09 × 1,384,365.10
  4. Step 4: Simplify right side
    2,530,284.70x = 4,834,036,929,980.86
  5. Step 5: Solve for x
    x = 4,834,036,929,980.86/2,530,284.70
  6. Step 6: Final answer
    x = 1,910,471.55

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1.5x scale

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.