Home / 1,623,000.57-2,239,806.72-897,835.79

Finding the Fourth Proportional to 1,623,000.57, 2,239,806.72 and 897,835.79

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Solution

The fourth proportional to 1,623,000.57, 2,239,806.72 and 897,835.79 is: 1,239,049.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,000.57 : 2,239,806.72 = 897,835.79 : x
  2. Step 2: Convert to fraction form
    1,623,000.57/2,239,806.72 = 897,835.79/x
  3. Step 3: Cross multiply
    1,623,000.57x = 2,239,806.72 × 897,835.79
  4. Step 4: Simplify right side
    1,623,000.57x = 2,010,978,624,699.48
  5. Step 5: Solve for x
    x = 2,010,978,624,699.48/1,623,000.57
  6. Step 6: Final answer
    x = 1,239,049.86

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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.