Home / 2,114,396.91-3,171,567.02-516,973.77

Finding the Fourth Proportional to 2,114,396.91, 3,171,567.02 and 516,973.77

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Solution

The fourth proportional to 2,114,396.91, 3,171,567.02 and 516,973.77 is: 775,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,396.91 : 3,171,567.02 = 516,973.77 : x
  2. Step 2: Convert to fraction form
    2,114,396.91/3,171,567.02 = 516,973.77/x
  3. Step 3: Cross multiply
    2,114,396.91x = 3,171,567.02 × 516,973.77
  4. Step 4: Simplify right side
    2,114,396.91x = 1,639,616,956,552.20
  5. Step 5: Solve for x
    x = 1,639,616,956,552.20/2,114,396.91
  6. Step 6: Final answer
    x = 775,453.72

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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.