Home / 3,178,679.60-4,768,019.40-2,967,172.40

Finding the Fourth Proportional to 3,178,679.60, 4,768,019.40 and 2,967,172.40

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Solution

The fourth proportional to 3,178,679.60, 4,768,019.40 and 2,967,172.40 is: 4,450,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,679.60 : 4,768,019.40 = 2,967,172.40 : x
  2. Step 2: Convert to fraction form
    3,178,679.60/4,768,019.40 = 2,967,172.40/x
  3. Step 3: Cross multiply
    3,178,679.60x = 4,768,019.40 × 2,967,172.40
  4. Step 4: Simplify right side
    3,178,679.60x = 14,147,535,566,344.56
  5. Step 5: Solve for x
    x = 14,147,535,566,344.56/3,178,679.60
  6. Step 6: Final answer
    x = 4,450,758.60

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1.5x scale

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.