Home / 2,688,022.40-4,032,033.60-2,422,601.60

Finding the Fourth Proportional to 2,688,022.40, 4,032,033.60 and 2,422,601.60

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Solution

The fourth proportional to 2,688,022.40, 4,032,033.60 and 2,422,601.60 is: 3,633,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,022.40 : 4,032,033.60 = 2,422,601.60 : x
  2. Step 2: Convert to fraction form
    2,688,022.40/4,032,033.60 = 2,422,601.60/x
  3. Step 3: Cross multiply
    2,688,022.40x = 4,032,033.60 × 2,422,601.60
  4. Step 4: Simplify right side
    2,688,022.40x = 9,768,011,050,613.76
  5. Step 5: Solve for x
    x = 9,768,011,050,613.76/2,688,022.40
  6. Step 6: Final answer
    x = 3,633,902.40

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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.