Home / 1,790,084.12-2,685,133.49-725,146.34

Finding the Fourth Proportional to 1,790,084.12, 2,685,133.49 and 725,146.34

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Solution

The fourth proportional to 1,790,084.12, 2,685,133.49 and 725,146.34 is: 1,087,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,084.12 : 2,685,133.49 = 725,146.34 : x
  2. Step 2: Convert to fraction form
    1,790,084.12/2,685,133.49 = 725,146.34/x
  3. Step 3: Cross multiply
    1,790,084.12x = 2,685,133.49 × 725,146.34
  4. Step 4: Simplify right side
    1,790,084.12x = 1,947,114,705,633.53
  5. Step 5: Solve for x
    x = 1,947,114,705,633.53/1,790,084.12
  6. Step 6: Final answer
    x = 1,087,722.46

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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.