Home / 2,927,786.89-4,040,472.19-1,621,038.96

Finding the Fourth Proportional to 2,927,786.89, 4,040,472.19 and 1,621,038.96

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Solution

The fourth proportional to 2,927,786.89, 4,040,472.19 and 1,621,038.96 is: 2,237,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,786.89 : 4,040,472.19 = 1,621,038.96 : x
  2. Step 2: Convert to fraction form
    2,927,786.89/4,040,472.19 = 1,621,038.96/x
  3. Step 3: Cross multiply
    2,927,786.89x = 4,040,472.19 × 1,621,038.96
  4. Step 4: Simplify right side
    2,927,786.89x = 6,549,762,836,786.52
  5. Step 5: Solve for x
    x = 6,549,762,836,786.52/2,927,786.89
  6. Step 6: Final answer
    x = 2,237,103.68

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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.