Home / 4,815,169.60-7,223,823.60-1,620,205.60

Finding the Fourth Proportional to 4,815,169.60, 7,223,823.60 and 1,620,205.60

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Solution

The fourth proportional to 4,815,169.60, 7,223,823.60 and 1,620,205.60 is: 2,430,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,169.60 : 7,223,823.60 = 1,620,205.60 : x
  2. Step 2: Convert to fraction form
    4,815,169.60/7,223,823.60 = 1,620,205.60/x
  3. Step 3: Cross multiply
    4,815,169.60x = 7,223,823.60 × 1,620,205.60
  4. Step 4: Simplify right side
    4,815,169.60x = 11,704,079,450,132.16
  5. Step 5: Solve for x
    x = 11,704,079,450,132.16/4,815,169.60
  6. Step 6: Final answer
    x = 2,430,668.16

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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.