Home / 3,317,658.45-4,977,241.56-1,012,357.79

Finding the Fourth Proportional to 3,317,658.45, 4,977,241.56 and 1,012,357.79

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Solution

The fourth proportional to 3,317,658.45, 4,977,241.56 and 1,012,357.79 is: 1,518,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,658.45 : 4,977,241.56 = 1,012,357.79 : x
  2. Step 2: Convert to fraction form
    3,317,658.45/4,977,241.56 = 1,012,357.79/x
  3. Step 3: Cross multiply
    3,317,658.45x = 4,977,241.56 × 1,012,357.79
  4. Step 4: Simplify right side
    3,317,658.45x = 5,038,749,287,753.18
  5. Step 5: Solve for x
    x = 5,038,749,287,753.18/3,317,658.45
  6. Step 6: Final answer
    x = 1,518,766.74

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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.