Home / 2,818,118-3,889,002.84-1,610,919.92

Finding the Fourth Proportional to 2,818,118, 3,889,002.84 and 1,610,919.92

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Solution

The fourth proportional to 2,818,118, 3,889,002.84 and 1,610,919.92 is: 2,223,069.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,118 : 3,889,002.84 = 1,610,919.92 : x
  2. Step 2: Convert to fraction form
    2,818,118/3,889,002.84 = 1,610,919.92/x
  3. Step 3: Cross multiply
    2,818,118x = 3,889,002.84 × 1,610,919.92
  4. Step 4: Simplify right side
    2,818,118x = 6,264,872,143,892.57
  5. Step 5: Solve for x
    x = 6,264,872,143,892.57/2,818,118
  6. Step 6: Final answer
    x = 2,223,069.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.