Home / 2,190,784.85-3,286,178.50-1,433,262.73

Finding the Fourth Proportional to 2,190,784.85, 3,286,178.50 and 1,433,262.73

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Solution

The fourth proportional to 2,190,784.85, 3,286,178.50 and 1,433,262.73 is: 2,149,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,784.85 : 3,286,178.50 = 1,433,262.73 : x
  2. Step 2: Convert to fraction form
    2,190,784.85/3,286,178.50 = 1,433,262.73/x
  3. Step 3: Cross multiply
    2,190,784.85x = 3,286,178.50 × 1,433,262.73
  4. Step 4: Simplify right side
    2,190,784.85x = 4,709,957,159,852.92
  5. Step 5: Solve for x
    x = 4,709,957,159,852.92/2,190,784.85
  6. Step 6: Final answer
    x = 2,149,894.89

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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.