Home / 2,220,052.78-3,063,672.79-1,201,457.53

Finding the Fourth Proportional to 2,220,052.78, 3,063,672.79 and 1,201,457.53

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Solution

The fourth proportional to 2,220,052.78, 3,063,672.79 and 1,201,457.53 is: 1,658,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,052.78 : 3,063,672.79 = 1,201,457.53 : x
  2. Step 2: Convert to fraction form
    2,220,052.78/3,063,672.79 = 1,201,457.53/x
  3. Step 3: Cross multiply
    2,220,052.78x = 3,063,672.79 × 1,201,457.53
  4. Step 4: Simplify right side
    2,220,052.78x = 3,680,872,743,001.61
  5. Step 5: Solve for x
    x = 3,680,872,743,001.61/2,220,052.78
  6. Step 6: Final answer
    x = 1,658,011.37

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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.