Home / 2,180,227.08-3,008,683.98-1,213,357.10

Finding the Fourth Proportional to 2,180,227.08, 3,008,683.98 and 1,213,357.10

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Solution

The fourth proportional to 2,180,227.08, 3,008,683.98 and 1,213,357.10 is: 1,674,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,227.08 : 3,008,683.98 = 1,213,357.10 : x
  2. Step 2: Convert to fraction form
    2,180,227.08/3,008,683.98 = 1,213,357.10/x
  3. Step 3: Cross multiply
    2,180,227.08x = 3,008,683.98 × 1,213,357.10
  4. Step 4: Simplify right side
    2,180,227.08x = 3,650,608,068,789.26
  5. Step 5: Solve for x
    x = 3,650,608,068,789.26/2,180,227.08
  6. Step 6: Final answer
    x = 1,674,416.44

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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.