Home / 3,486,019.20-5,229,028.80-2,483,318.40

Finding the Fourth Proportional to 3,486,019.20, 5,229,028.80 and 2,483,318.40

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Solution

The fourth proportional to 3,486,019.20, 5,229,028.80 and 2,483,318.40 is: 3,724,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486,019.20 : 5,229,028.80 = 2,483,318.40 : x
  2. Step 2: Convert to fraction form
    3,486,019.20/5,229,028.80 = 2,483,318.40/x
  3. Step 3: Cross multiply
    3,486,019.20x = 5,229,028.80 × 2,483,318.40
  4. Step 4: Simplify right side
    3,486,019.20x = 12,985,343,433,169.92
  5. Step 5: Solve for x
    x = 12,985,343,433,169.92/3,486,019.20
  6. Step 6: Final answer
    x = 3,724,977.60

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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.