Home / 3,144,551.40-4,338,220.95-1,982,615.58

Finding the Fourth Proportional to 3,144,551.40, 4,338,220.95 and 1,982,615.58

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Solution

The fourth proportional to 3,144,551.40, 4,338,220.95 and 1,982,615.58 is: 2,735,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,551.40 : 4,338,220.95 = 1,982,615.58 : x
  2. Step 2: Convert to fraction form
    3,144,551.40/4,338,220.95 = 1,982,615.58/x
  3. Step 3: Cross multiply
    3,144,551.40x = 4,338,220.95 × 1,982,615.58
  4. Step 4: Simplify right side
    3,144,551.40x = 8,601,024,444,952.40
  5. Step 5: Solve for x
    x = 8,601,024,444,952.40/3,144,551.40
  6. Step 6: Final answer
    x = 2,735,215.09

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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.