Home / 2,945,221.70-4,414,722.15-1,680,325.70

Finding the Fourth Proportional to 2,945,221.70, 4,414,722.15 and 1,680,325.70

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Solution

The fourth proportional to 2,945,221.70, 4,414,722.15 and 1,680,325.70 is: 2,518,713.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,221.70 : 4,414,722.15 = 1,680,325.70 : x
  2. Step 2: Convert to fraction form
    2,945,221.70/4,414,722.15 = 1,680,325.70/x
  3. Step 3: Cross multiply
    2,945,221.70x = 4,414,722.15 × 1,680,325.70
  4. Step 4: Simplify right side
    2,945,221.70x = 7,418,171,087,004.26
  5. Step 5: Solve for x
    x = 7,418,171,087,004.26/2,945,221.70
  6. Step 6: Final answer
    x = 2,518,713.99

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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.