Home / 1,930,523.36-2,880,109.76-1,826,013.92

Finding the Fourth Proportional to 1,930,523.36, 2,880,109.76 and 1,826,013.92

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Solution

The fourth proportional to 1,930,523.36, 2,880,109.76 and 1,826,013.92 is: 2,724,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,523.36 : 2,880,109.76 = 1,826,013.92 : x
  2. Step 2: Convert to fraction form
    1,930,523.36/2,880,109.76 = 1,826,013.92/x
  3. Step 3: Cross multiply
    1,930,523.36x = 2,880,109.76 × 1,826,013.92
  4. Step 4: Simplify right side
    1,930,523.36x = 5,259,120,512,887.86
  5. Step 5: Solve for x
    x = 5,259,120,512,887.86/1,930,523.36
  6. Step 6: Final answer
    x = 2,724,194.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.