Home / 2,455,667.20-3,683,500.80-773,286.40

Finding the Fourth Proportional to 2,455,667.20, 3,683,500.80 and 773,286.40

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Solution

The fourth proportional to 2,455,667.20, 3,683,500.80 and 773,286.40 is: 1,159,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,667.20 : 3,683,500.80 = 773,286.40 : x
  2. Step 2: Convert to fraction form
    2,455,667.20/3,683,500.80 = 773,286.40/x
  3. Step 3: Cross multiply
    2,455,667.20x = 3,683,500.80 × 773,286.40
  4. Step 4: Simplify right side
    2,455,667.20x = 2,848,401,073,029.12
  5. Step 5: Solve for x
    x = 2,848,401,073,029.12/2,455,667.20
  6. Step 6: Final answer
    x = 1,159,929.60

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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.