Home / 2,112,533.70-3,169,733.67-852,821.70

Finding the Fourth Proportional to 2,112,533.70, 3,169,733.67 and 852,821.70

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Solution

The fourth proportional to 2,112,533.70, 3,169,733.67 and 852,821.70 is: 1,279,609.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,533.70 : 3,169,733.67 = 852,821.70 : x
  2. Step 2: Convert to fraction form
    2,112,533.70/3,169,733.67 = 852,821.70/x
  3. Step 3: Cross multiply
    2,112,533.70x = 3,169,733.67 × 852,821.70
  4. Step 4: Simplify right side
    2,112,533.70x = 2,703,217,656,996.64
  5. Step 5: Solve for x
    x = 2,703,217,656,996.64/2,112,533.70
  6. Step 6: Final answer
    x = 1,279,609.25

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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.