Home / 2,183,619.60-3,275,429.40-763,527.60

Finding the Fourth Proportional to 2,183,619.60, 3,275,429.40 and 763,527.60

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Solution

The fourth proportional to 2,183,619.60, 3,275,429.40 and 763,527.60 is: 1,145,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,619.60 : 3,275,429.40 = 763,527.60 : x
  2. Step 2: Convert to fraction form
    2,183,619.60/3,275,429.40 = 763,527.60/x
  3. Step 3: Cross multiply
    2,183,619.60x = 3,275,429.40 × 763,527.60
  4. Step 4: Simplify right side
    2,183,619.60x = 2,500,880,748,751.44
  5. Step 5: Solve for x
    x = 2,500,880,748,751.44/2,183,619.60
  6. Step 6: Final answer
    x = 1,145,291.40

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Similar ratio
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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.