Home / 2,180,232.83-3,008,680.93-1,213,354.60

Finding the Fourth Proportional to 2,180,232.83, 3,008,680.93 and 1,213,354.60

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Solution

The fourth proportional to 2,180,232.83, 3,008,680.93 and 1,213,354.60 is: 1,674,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,232.83 : 3,008,680.93 = 1,213,354.60 : x
  2. Step 2: Convert to fraction form
    2,180,232.83/3,008,680.93 = 1,213,354.60/x
  3. Step 3: Cross multiply
    2,180,232.83x = 3,008,680.93 × 1,213,354.60
  4. Step 4: Simplify right side
    2,180,232.83x = 3,650,596,846,347.78
  5. Step 5: Solve for x
    x = 3,650,596,846,347.78/2,180,232.83
  6. Step 6: Final answer
    x = 1,674,406.88

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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.