Home / 2,105,813.50-3,159,069.43-739,232.81

Finding the Fourth Proportional to 2,105,813.50, 3,159,069.43 and 739,232.81

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Solution

The fourth proportional to 2,105,813.50, 3,159,069.43 and 739,232.81 is: 1,108,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,813.50 : 3,159,069.43 = 739,232.81 : x
  2. Step 2: Convert to fraction form
    2,105,813.50/3,159,069.43 = 739,232.81/x
  3. Step 3: Cross multiply
    2,105,813.50x = 3,159,069.43 × 739,232.81
  4. Step 4: Simplify right side
    2,105,813.50x = 2,335,287,771,724.00
  5. Step 5: Solve for x
    x = 2,335,287,771,724.00/2,105,813.50
  6. Step 6: Final answer
    x = 1,108,971.79

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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.