Home / 2,158,561.52-3,237,277.84-641,835.96

Finding the Fourth Proportional to 2,158,561.52, 3,237,277.84 and 641,835.96

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Solution

The fourth proportional to 2,158,561.52, 3,237,277.84 and 641,835.96 is: 962,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,561.52 : 3,237,277.84 = 641,835.96 : x
  2. Step 2: Convert to fraction form
    2,158,561.52/3,237,277.84 = 641,835.96/x
  3. Step 3: Cross multiply
    2,158,561.52x = 3,237,277.84 × 641,835.96
  4. Step 4: Simplify right side
    2,158,561.52x = 2,077,801,330,223.13
  5. Step 5: Solve for x
    x = 2,077,801,330,223.13/2,158,561.52
  6. Step 6: Final answer
    x = 962,586.11

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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.