Home / 1,943,142.70-2,910,048.45-1,569,894.70

Finding the Fourth Proportional to 1,943,142.70, 2,910,048.45 and 1,569,894.70

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Solution

The fourth proportional to 1,943,142.70, 2,910,048.45 and 1,569,894.70 is: 2,351,072.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,142.70 : 2,910,048.45 = 1,569,894.70 : x
  2. Step 2: Convert to fraction form
    1,943,142.70/2,910,048.45 = 1,569,894.70/x
  3. Step 3: Cross multiply
    1,943,142.70x = 2,910,048.45 × 1,569,894.70
  4. Step 4: Simplify right side
    1,943,142.70x = 4,568,469,638,398.22
  5. Step 5: Solve for x
    x = 4,568,469,638,398.22/1,943,142.70
  6. Step 6: Final answer
    x = 2,351,072.64

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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.