Home / 3,651,787.58-5,039,615.40-2,020,166.90

Finding the Fourth Proportional to 3,651,787.58, 5,039,615.40 and 2,020,166.90

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Solution

The fourth proportional to 3,651,787.58, 5,039,615.40 and 2,020,166.90 is: 2,787,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,787.58 : 5,039,615.40 = 2,020,166.90 : x
  2. Step 2: Convert to fraction form
    3,651,787.58/5,039,615.40 = 2,020,166.90/x
  3. Step 3: Cross multiply
    3,651,787.58x = 5,039,615.40 × 2,020,166.90
  4. Step 4: Simplify right side
    3,651,787.58x = 10,180,864,219,810.26
  5. Step 5: Solve for x
    x = 10,180,864,219,810.26/3,651,787.58
  6. Step 6: Final answer
    x = 2,787,912.49

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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.