Home / 2,281,629.84-3,148,650.12-1,249,204.56

Finding the Fourth Proportional to 2,281,629.84, 3,148,650.12 and 1,249,204.56

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Solution

The fourth proportional to 2,281,629.84, 3,148,650.12 and 1,249,204.56 is: 1,723,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,629.84 : 3,148,650.12 = 1,249,204.56 : x
  2. Step 2: Convert to fraction form
    2,281,629.84/3,148,650.12 = 1,249,204.56/x
  3. Step 3: Cross multiply
    2,281,629.84x = 3,148,650.12 × 1,249,204.56
  4. Step 4: Simplify right side
    2,281,629.84x = 3,933,308,087,748.55
  5. Step 5: Solve for x
    x = 3,933,308,087,748.55/2,281,629.84
  6. Step 6: Final answer
    x = 1,723,902.81

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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.