Home / 3,217,475.52-4,439,035.86-1,821,846.38

Finding the Fourth Proportional to 3,217,475.52, 4,439,035.86 and 1,821,846.38

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Solution

The fourth proportional to 3,217,475.52, 4,439,035.86 and 1,821,846.38 is: 2,513,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,475.52 : 4,439,035.86 = 1,821,846.38 : x
  2. Step 2: Convert to fraction form
    3,217,475.52/4,439,035.86 = 1,821,846.38/x
  3. Step 3: Cross multiply
    3,217,475.52x = 4,439,035.86 × 1,821,846.38
  4. Step 4: Simplify right side
    3,217,475.52x = 8,087,241,418,421.55
  5. Step 5: Solve for x
    x = 8,087,241,418,421.55/3,217,475.52
  6. Step 6: Final answer
    x = 2,513,536.27

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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.