Home / 1,179,178.88-1,627,310.40-669,967.52

Finding the Fourth Proportional to 1,179,178.88, 1,627,310.40 and 669,967.52

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Solution

The fourth proportional to 1,179,178.88, 1,627,310.40 and 669,967.52 is: 924,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,178.88 : 1,627,310.40 = 669,967.52 : x
  2. Step 2: Convert to fraction form
    1,179,178.88/1,627,310.40 = 669,967.52/x
  3. Step 3: Cross multiply
    1,179,178.88x = 1,627,310.40 × 669,967.52
  4. Step 4: Simplify right side
    1,179,178.88x = 1,090,245,112,958.21
  5. Step 5: Solve for x
    x = 1,090,245,112,958.21/1,179,178.88
  6. Step 6: Final answer
    x = 924,579.92

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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.