Home / 1,250,242.28-1,725,342.63-677,282.03

Finding the Fourth Proportional to 1,250,242.28, 1,725,342.63 and 677,282.03

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Solution

The fourth proportional to 1,250,242.28, 1,725,342.63 and 677,282.03 is: 934,653.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,242.28 : 1,725,342.63 = 677,282.03 : x
  2. Step 2: Convert to fraction form
    1,250,242.28/1,725,342.63 = 677,282.03/x
  3. Step 3: Cross multiply
    1,250,242.28x = 1,725,342.63 × 677,282.03
  4. Step 4: Simplify right side
    1,250,242.28x = 1,168,543,558,891.94
  5. Step 5: Solve for x
    x = 1,168,543,558,891.94/1,250,242.28
  6. Step 6: Final answer
    x = 934,653.69

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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.