Home / 2,381,837.15-3,570,947.79-1,227,840.17

Finding the Fourth Proportional to 2,381,837.15, 3,570,947.79 and 1,227,840.17

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Solution

The fourth proportional to 2,381,837.15, 3,570,947.79 and 1,227,840.17 is: 1,840,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,837.15 : 3,570,947.79 = 1,227,840.17 : x
  2. Step 2: Convert to fraction form
    2,381,837.15/3,570,947.79 = 1,227,840.17/x
  3. Step 3: Cross multiply
    2,381,837.15x = 3,570,947.79 × 1,227,840.17
  4. Step 4: Simplify right side
    2,381,837.15x = 4,384,553,123,679.99
  5. Step 5: Solve for x
    x = 4,384,553,123,679.99/2,381,837.15
  6. Step 6: Final answer
    x = 1,840,828.26

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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.