Home / 3,888,611.95-5,364,787.80-2,435,778.13

Finding the Fourth Proportional to 3,888,611.95, 5,364,787.80 and 2,435,778.13

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Solution

The fourth proportional to 3,888,611.95, 5,364,787.80 and 2,435,778.13 is: 3,360,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,611.95 : 5,364,787.80 = 2,435,778.13 : x
  2. Step 2: Convert to fraction form
    3,888,611.95/5,364,787.80 = 2,435,778.13/x
  3. Step 3: Cross multiply
    3,888,611.95x = 5,364,787.80 × 2,435,778.13
  4. Step 4: Simplify right side
    3,888,611.95x = 13,067,432,795,330.81
  5. Step 5: Solve for x
    x = 13,067,432,795,330.81/3,888,611.95
  6. Step 6: Final answer
    x = 3,360,436.31

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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.