Home / 1,874,884.16-2,811,880.20-809,343.20

Finding the Fourth Proportional to 1,874,884.16, 2,811,880.20 and 809,343.20

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Solution

The fourth proportional to 1,874,884.16, 2,811,880.20 and 809,343.20 is: 1,213,822.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,884.16 : 2,811,880.20 = 809,343.20 : x
  2. Step 2: Convert to fraction form
    1,874,884.16/2,811,880.20 = 809,343.20/x
  3. Step 3: Cross multiply
    1,874,884.16x = 2,811,880.20 × 809,343.20
  4. Step 4: Simplify right side
    1,874,884.16x = 2,275,776,119,084.64
  5. Step 5: Solve for x
    x = 2,275,776,119,084.64/1,874,884.16
  6. Step 6: Final answer
    x = 1,213,822.26

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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.