Home / 1,874,886.16-2,811,883.20-809,345.20

Finding the Fourth Proportional to 1,874,886.16, 2,811,883.20 and 809,345.20

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Solution

The fourth proportional to 1,874,886.16, 2,811,883.20 and 809,345.20 is: 1,213,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,886.16 : 2,811,883.20 = 809,345.20 : x
  2. Step 2: Convert to fraction form
    1,874,886.16/2,811,883.20 = 809,345.20/x
  3. Step 3: Cross multiply
    1,874,886.16x = 2,811,883.20 × 809,345.20
  4. Step 4: Simplify right side
    1,874,886.16x = 2,275,784,170,880.64
  5. Step 5: Solve for x
    x = 2,275,784,170,880.64/1,874,886.16
  6. Step 6: Final answer
    x = 1,213,825.25

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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.