Home / 1,250,144.34-1,725,207.47-677,184.51

Finding the Fourth Proportional to 1,250,144.34, 1,725,207.47 and 677,184.51

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Solution

The fourth proportional to 1,250,144.34, 1,725,207.47 and 677,184.51 is: 934,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,144.34 : 1,725,207.47 = 677,184.51 : x
  2. Step 2: Convert to fraction form
    1,250,144.34/1,725,207.47 = 677,184.51/x
  3. Step 3: Cross multiply
    1,250,144.34x = 1,725,207.47 × 677,184.51
  4. Step 4: Simplify right side
    1,250,144.34x = 1,168,283,775,220.29
  5. Step 5: Solve for x
    x = 1,168,283,775,220.29/1,250,144.34
  6. Step 6: Final answer
    x = 934,519.11

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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.