Home / 2,158,543.29-3,237,250.70-641,817.75

Finding the Fourth Proportional to 2,158,543.29, 3,237,250.70 and 641,817.75

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Solution

The fourth proportional to 2,158,543.29, 3,237,250.70 and 641,817.75 is: 962,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,543.29 : 3,237,250.70 = 641,817.75 : x
  2. Step 2: Convert to fraction form
    2,158,543.29/3,237,250.70 = 641,817.75/x
  3. Step 3: Cross multiply
    2,158,543.29x = 3,237,250.70 × 641,817.75
  4. Step 4: Simplify right side
    2,158,543.29x = 2,077,724,941,064.58
  5. Step 5: Solve for x
    x = 2,077,724,941,064.58/2,158,543.29
  6. Step 6: Final answer
    x = 962,558.85

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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.