Home / 3,435,639.20-5,153,458.80-3,175,823.60

Finding the Fourth Proportional to 3,435,639.20, 5,153,458.80 and 3,175,823.60

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Solution

The fourth proportional to 3,435,639.20, 5,153,458.80 and 3,175,823.60 is: 4,763,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,639.20 : 5,153,458.80 = 3,175,823.60 : x
  2. Step 2: Convert to fraction form
    3,435,639.20/5,153,458.80 = 3,175,823.60/x
  3. Step 3: Cross multiply
    3,435,639.20x = 5,153,458.80 × 3,175,823.60
  4. Step 4: Simplify right side
    3,435,639.20x = 16,366,476,078,667.68
  5. Step 5: Solve for x
    x = 16,366,476,078,667.68/3,435,639.20
  6. Step 6: Final answer
    x = 4,763,735.40

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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.