Home / 1,659,912.90-2,489,869.35-1,510,322.10

Finding the Fourth Proportional to 1,659,912.90, 2,489,869.35 and 1,510,322.10

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Solution

The fourth proportional to 1,659,912.90, 2,489,869.35 and 1,510,322.10 is: 2,265,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,912.90 : 2,489,869.35 = 1,510,322.10 : x
  2. Step 2: Convert to fraction form
    1,659,912.90/2,489,869.35 = 1,510,322.10/x
  3. Step 3: Cross multiply
    1,659,912.90x = 2,489,869.35 × 1,510,322.10
  4. Step 4: Simplify right side
    1,659,912.90x = 3,760,504,705,417.64
  5. Step 5: Solve for x
    x = 3,760,504,705,417.64/1,659,912.90
  6. Step 6: Final answer
    x = 2,265,483.15

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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.