Home / 3,720,835.58-5,135,314.59-2,271,374.78

Finding the Fourth Proportional to 3,720,835.58, 5,135,314.59 and 2,271,374.78

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Solution

The fourth proportional to 3,720,835.58, 5,135,314.59 and 2,271,374.78 is: 3,134,839.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,835.58 : 5,135,314.59 = 2,271,374.78 : x
  2. Step 2: Convert to fraction form
    3,720,835.58/5,135,314.59 = 2,271,374.78/x
  3. Step 3: Cross multiply
    3,720,835.58x = 5,135,314.59 × 2,271,374.78
  4. Step 4: Simplify right side
    3,720,835.58x = 11,664,224,047,092.04
  5. Step 5: Solve for x
    x = 11,664,224,047,092.04/3,720,835.58
  6. Step 6: Final answer
    x = 3,134,839.96

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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.