Home / 1,126,725.64-1,690,072.54-273,803.56

Finding the Fourth Proportional to 1,126,725.64, 1,690,072.54 and 273,803.56

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Solution

The fourth proportional to 1,126,725.64, 1,690,072.54 and 273,803.56 is: 410,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,725.64 : 1,690,072.54 = 273,803.56 : x
  2. Step 2: Convert to fraction form
    1,126,725.64/1,690,072.54 = 273,803.56/x
  3. Step 3: Cross multiply
    1,126,725.64x = 1,690,072.54 × 273,803.56
  4. Step 4: Simplify right side
    1,126,725.64x = 462,747,878,110.24
  5. Step 5: Solve for x
    x = 462,747,878,110.24/1,126,725.64
  6. Step 6: Final answer
    x = 410,701.47

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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.