Home / 2,156,830.60-3,233,690.70-1,409,297.80

Finding the Fourth Proportional to 2,156,830.60, 3,233,690.70 and 1,409,297.80

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Solution

The fourth proportional to 2,156,830.60, 3,233,690.70 and 1,409,297.80 is: 2,112,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,830.60 : 3,233,690.70 = 1,409,297.80 : x
  2. Step 2: Convert to fraction form
    2,156,830.60/3,233,690.70 = 1,409,297.80/x
  3. Step 3: Cross multiply
    2,156,830.60x = 3,233,690.70 × 1,409,297.80
  4. Step 4: Simplify right side
    2,156,830.60x = 4,557,233,189,390.46
  5. Step 5: Solve for x
    x = 4,557,233,189,390.46/2,156,830.60
  6. Step 6: Final answer
    x = 2,112,930.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.