Home / 1,214,103.56-1,675,476.46-670,239.62

Finding the Fourth Proportional to 1,214,103.56, 1,675,476.46 and 670,239.62

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Solution

The fourth proportional to 1,214,103.56, 1,675,476.46 and 670,239.62 is: 924,938.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,103.56 : 1,675,476.46 = 670,239.62 : x
  2. Step 2: Convert to fraction form
    1,214,103.56/1,675,476.46 = 670,239.62/x
  3. Step 3: Cross multiply
    1,214,103.56x = 1,675,476.46 × 670,239.62
  4. Step 4: Simplify right side
    1,214,103.56x = 1,122,970,705,869.35
  5. Step 5: Solve for x
    x = 1,122,970,705,869.35/1,214,103.56
  6. Step 6: Final answer
    x = 924,938.15

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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.