Home / 1,227,887.56-1,694,330.58-683,886.28

Finding the Fourth Proportional to 1,227,887.56, 1,694,330.58 and 683,886.28

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Solution

The fourth proportional to 1,227,887.56, 1,694,330.58 and 683,886.28 is: 943,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,887.56 : 1,694,330.58 = 683,886.28 : x
  2. Step 2: Convert to fraction form
    1,227,887.56/1,694,330.58 = 683,886.28/x
  3. Step 3: Cross multiply
    1,227,887.56x = 1,694,330.58 × 683,886.28
  4. Step 4: Simplify right side
    1,227,887.56x = 1,158,729,437,446.44
  5. Step 5: Solve for x
    x = 1,158,729,437,446.44/1,227,887.56
  6. Step 6: Final answer
    x = 943,677.15

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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.