Home / 2,183,639.80-3,275,459.70-1,427,812.60

Finding the Fourth Proportional to 2,183,639.80, 3,275,459.70 and 1,427,812.60

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Solution

The fourth proportional to 2,183,639.80, 3,275,459.70 and 1,427,812.60 is: 2,141,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,639.80 : 3,275,459.70 = 1,427,812.60 : x
  2. Step 2: Convert to fraction form
    2,183,639.80/3,275,459.70 = 1,427,812.60/x
  3. Step 3: Cross multiply
    2,183,639.80x = 3,275,459.70 × 1,427,812.60
  4. Step 4: Simplify right side
    2,183,639.80x = 4,676,742,630,452.22
  5. Step 5: Solve for x
    x = 4,676,742,630,452.22/2,183,639.80
  6. Step 6: Final answer
    x = 2,141,718.90

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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.