Home / 2,220,885.17-3,064,822.56-1,202,289.92

Finding the Fourth Proportional to 2,220,885.17, 3,064,822.56 and 1,202,289.92

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Solution

The fourth proportional to 2,220,885.17, 3,064,822.56 and 1,202,289.92 is: 1,659,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,885.17 : 3,064,822.56 = 1,202,289.92 : x
  2. Step 2: Convert to fraction form
    2,220,885.17/3,064,822.56 = 1,202,289.92/x
  3. Step 3: Cross multiply
    2,220,885.17x = 3,064,822.56 × 1,202,289.92
  4. Step 4: Simplify right side
    2,220,885.17x = 3,684,805,270,476.60
  5. Step 5: Solve for x
    x = 3,684,805,270,476.60/2,220,885.17
  6. Step 6: Final answer
    x = 1,659,160.64

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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.