Home / 3,488,638.31-4,813,238.40-2,037,286.79

Finding the Fourth Proportional to 3,488,638.31, 4,813,238.40 and 2,037,286.79

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Solution

The fourth proportional to 3,488,638.31, 4,813,238.40 and 2,037,286.79 is: 2,810,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,638.31 : 4,813,238.40 = 2,037,286.79 : x
  2. Step 2: Convert to fraction form
    3,488,638.31/4,813,238.40 = 2,037,286.79/x
  3. Step 3: Cross multiply
    3,488,638.31x = 4,813,238.40 × 2,037,286.79
  4. Step 4: Simplify right side
    3,488,638.31x = 9,805,947,009,440.74
  5. Step 5: Solve for x
    x = 9,805,947,009,440.74/3,488,638.31
  6. Step 6: Final answer
    x = 2,810,823.63

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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.