Home / 1,250,103.51-1,725,141.24-677,145.96

Finding the Fourth Proportional to 1,250,103.51, 1,725,141.24 and 677,145.96

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Solution

The fourth proportional to 1,250,103.51, 1,725,141.24 and 677,145.96 is: 934,460.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,103.51 : 1,725,141.24 = 677,145.96 : x
  2. Step 2: Convert to fraction form
    1,250,103.51/1,725,141.24 = 677,145.96/x
  3. Step 3: Cross multiply
    1,250,103.51x = 1,725,141.24 × 677,145.96
  4. Step 4: Simplify right side
    1,250,103.51x = 1,168,172,421,095.39
  5. Step 5: Solve for x
    x = 1,168,172,421,095.39/1,250,103.51
  6. Step 6: Final answer
    x = 934,460.56

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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.