Home / 3,788,085.60-5,226,261.48-2,156,084.64

Finding the Fourth Proportional to 3,788,085.60, 5,226,261.48 and 2,156,084.64

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Solution

The fourth proportional to 3,788,085.60, 5,226,261.48 and 2,156,084.64 is: 2,974,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,085.60 : 5,226,261.48 = 2,156,084.64 : x
  2. Step 2: Convert to fraction form
    3,788,085.60/5,226,261.48 = 2,156,084.64/x
  3. Step 3: Cross multiply
    3,788,085.60x = 5,226,261.48 × 2,156,084.64
  4. Step 4: Simplify right side
    3,788,085.60x = 11,268,262,101,651.67
  5. Step 5: Solve for x
    x = 11,268,262,101,651.67/3,788,085.60
  6. Step 6: Final answer
    x = 2,974,658.78

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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.