Home / 1,214,132.67-1,675,459.04-670,256.73

Finding the Fourth Proportional to 1,214,132.67, 1,675,459.04 and 670,256.73

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Solution

The fourth proportional to 1,214,132.67, 1,675,459.04 and 670,256.73 is: 924,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,132.67 : 1,675,459.04 = 670,256.73 : x
  2. Step 2: Convert to fraction form
    1,214,132.67/1,675,459.04 = 670,256.73/x
  3. Step 3: Cross multiply
    1,214,132.67x = 1,675,459.04 × 670,256.73
  4. Step 4: Simplify right side
    1,214,132.67x = 1,122,987,694,048.06
  5. Step 5: Solve for x
    x = 1,122,987,694,048.06/1,214,132.67
  6. Step 6: Final answer
    x = 924,929.97

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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.