Home / 3,289,738.92-4,540,805.10-1,913,406.36

Finding the Fourth Proportional to 3,289,738.92, 4,540,805.10 and 1,913,406.36

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Solution

The fourth proportional to 3,289,738.92, 4,540,805.10 and 1,913,406.36 is: 2,641,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,738.92 : 4,540,805.10 = 1,913,406.36 : x
  2. Step 2: Convert to fraction form
    3,289,738.92/4,540,805.10 = 1,913,406.36/x
  3. Step 3: Cross multiply
    3,289,738.92x = 4,540,805.10 × 1,913,406.36
  4. Step 4: Simplify right side
    3,289,738.92x = 8,688,405,357,860.44
  5. Step 5: Solve for x
    x = 8,688,405,357,860.44/3,289,738.92
  6. Step 6: Final answer
    x = 2,641,062.28

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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.