Home / 1,912,383.22-2,866,792.83-649,346.98

Finding the Fourth Proportional to 1,912,383.22, 2,866,792.83 and 649,346.98

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Solution

The fourth proportional to 1,912,383.22, 2,866,792.83 and 649,346.98 is: 973,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,383.22 : 2,866,792.83 = 649,346.98 : x
  2. Step 2: Convert to fraction form
    1,912,383.22/2,866,792.83 = 649,346.98/x
  3. Step 3: Cross multiply
    1,912,383.22x = 2,866,792.83 × 649,346.98
  4. Step 4: Simplify right side
    1,912,383.22x = 1,861,543,266,446.15
  5. Step 5: Solve for x
    x = 1,861,543,266,446.15/1,912,383.22
  6. Step 6: Final answer
    x = 973,415.39

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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.