Home / 2,077,910.70-3,116,218.05-816,125.10

Finding the Fourth Proportional to 2,077,910.70, 3,116,218.05 and 816,125.10

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Solution

The fourth proportional to 2,077,910.70, 3,116,218.05 and 816,125.10 is: 1,223,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,910.70 : 3,116,218.05 = 816,125.10 : x
  2. Step 2: Convert to fraction form
    2,077,910.70/3,116,218.05 = 816,125.10/x
  3. Step 3: Cross multiply
    2,077,910.70x = 3,116,218.05 × 816,125.10
  4. Step 4: Simplify right side
    2,077,910.70x = 2,543,223,767,678.05
  5. Step 5: Solve for x
    x = 2,543,223,767,678.05/2,077,910.70
  6. Step 6: Final answer
    x = 1,223,933.14

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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.