Home / 1,210,076.88-1,814,691.96-356,922.06

Finding the Fourth Proportional to 1,210,076.88, 1,814,691.96 and 356,922.06

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Solution

The fourth proportional to 1,210,076.88, 1,814,691.96 and 356,922.06 is: 535,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,076.88 : 1,814,691.96 = 356,922.06 : x
  2. Step 2: Convert to fraction form
    1,210,076.88/1,814,691.96 = 356,922.06/x
  3. Step 3: Cross multiply
    1,210,076.88x = 1,814,691.96 × 356,922.06
  4. Step 4: Simplify right side
    1,210,076.88x = 647,703,592,628.64
  5. Step 5: Solve for x
    x = 647,703,592,628.64/1,210,076.88
  6. Step 6: Final answer
    x = 535,258.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.