Home / 1,916,698.24-2,872,811.74-1,441,856.80

Finding the Fourth Proportional to 1,916,698.24, 2,872,811.74 and 1,441,856.80

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Solution

The fourth proportional to 1,916,698.24, 2,872,811.74 and 1,441,856.80 is: 2,161,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,698.24 : 2,872,811.74 = 1,441,856.80 : x
  2. Step 2: Convert to fraction form
    1,916,698.24/2,872,811.74 = 1,441,856.80/x
  3. Step 3: Cross multiply
    1,916,698.24x = 2,872,811.74 × 1,441,856.80
  4. Step 4: Simplify right side
    1,916,698.24x = 4,142,183,142,438.83
  5. Step 5: Solve for x
    x = 4,142,183,142,438.83/1,916,698.24
  6. Step 6: Final answer
    x = 2,161,103.43

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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.