Home / 1,227,814.83-1,694,327.76-683,945.28

Finding the Fourth Proportional to 1,227,814.83, 1,694,327.76 and 683,945.28

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Solution

The fourth proportional to 1,227,814.83, 1,694,327.76 and 683,945.28 is: 943,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,814.83 : 1,694,327.76 = 683,945.28 : x
  2. Step 2: Convert to fraction form
    1,227,814.83/1,694,327.76 = 683,945.28/x
  3. Step 3: Cross multiply
    1,227,814.83x = 1,694,327.76 × 683,945.28
  4. Step 4: Simplify right side
    1,227,814.83x = 1,158,827,474,224.97
  5. Step 5: Solve for x
    x = 1,158,827,474,224.97/1,227,814.83
  6. Step 6: Final answer
    x = 943,812.90

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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.