Home / 3,211,200.60-4,817,448.90-936,720.60

Finding the Fourth Proportional to 3,211,200.60, 4,817,448.90 and 936,720.60

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Solution

The fourth proportional to 3,211,200.60, 4,817,448.90 and 936,720.60 is: 1,405,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,200.60 : 4,817,448.90 = 936,720.60 : x
  2. Step 2: Convert to fraction form
    3,211,200.60/4,817,448.90 = 936,720.60/x
  3. Step 3: Cross multiply
    3,211,200.60x = 4,817,448.90 × 936,720.60
  4. Step 4: Simplify right side
    3,211,200.60x = 4,512,603,624,077.34
  5. Step 5: Solve for x
    x = 4,512,603,624,077.34/3,211,200.60
  6. Step 6: Final answer
    x = 1,405,269.92

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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.