Home / 4,212,683.31-5,813,485.52-2,278,939.35

Finding the Fourth Proportional to 4,212,683.31, 5,813,485.52 and 2,278,939.35

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Solution

The fourth proportional to 4,212,683.31, 5,813,485.52 and 2,278,939.35 is: 3,144,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,683.31 : 5,813,485.52 = 2,278,939.35 : x
  2. Step 2: Convert to fraction form
    4,212,683.31/5,813,485.52 = 2,278,939.35/x
  3. Step 3: Cross multiply
    4,212,683.31x = 5,813,485.52 × 2,278,939.35
  4. Step 4: Simplify right side
    4,212,683.31x = 13,248,580,900,788.52
  5. Step 5: Solve for x
    x = 13,248,580,900,788.52/4,212,683.31
  6. Step 6: Final answer
    x = 3,144,926.86

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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.