Home / 2,139,752.49-2,953,160.94-1,324,218.97

Finding the Fourth Proportional to 2,139,752.49, 2,953,160.94 and 1,324,218.97

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Solution

The fourth proportional to 2,139,752.49, 2,953,160.94 and 1,324,218.97 is: 1,827,609.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,752.49 : 2,953,160.94 = 1,324,218.97 : x
  2. Step 2: Convert to fraction form
    2,139,752.49/2,953,160.94 = 1,324,218.97/x
  3. Step 3: Cross multiply
    2,139,752.49x = 2,953,160.94 × 1,324,218.97
  4. Step 4: Simplify right side
    2,139,752.49x = 3,910,631,738,211.03
  5. Step 5: Solve for x
    x = 3,910,631,738,211.03/2,139,752.49
  6. Step 6: Final answer
    x = 1,827,609.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.