Home / 2,826,694.49-4,238,430.64-1,929,222.59

Finding the Fourth Proportional to 2,826,694.49, 4,238,430.64 and 1,929,222.59

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Solution

The fourth proportional to 2,826,694.49, 4,238,430.64 and 1,929,222.59 is: 2,892,734.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,694.49 : 4,238,430.64 = 1,929,222.59 : x
  2. Step 2: Convert to fraction form
    2,826,694.49/4,238,430.64 = 1,929,222.59/x
  3. Step 3: Cross multiply
    2,826,694.49x = 4,238,430.64 × 1,929,222.59
  4. Step 4: Simplify right side
    2,826,694.49x = 8,176,876,110,820.95
  5. Step 5: Solve for x
    x = 8,176,876,110,820.95/2,826,694.49
  6. Step 6: Final answer
    x = 2,892,734.31

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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.