Home / 1,760,214.56-2,637,509.28-1,128,604.64

Finding the Fourth Proportional to 1,760,214.56, 2,637,509.28 and 1,128,604.64

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Solution

The fourth proportional to 1,760,214.56, 2,637,509.28 and 1,128,604.64 is: 1,691,103.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,214.56 : 2,637,509.28 = 1,128,604.64 : x
  2. Step 2: Convert to fraction form
    1,760,214.56/2,637,509.28 = 1,128,604.64/x
  3. Step 3: Cross multiply
    1,760,214.56x = 2,637,509.28 × 1,128,604.64
  4. Step 4: Simplify right side
    1,760,214.56x = 2,976,705,211,451.06
  5. Step 5: Solve for x
    x = 2,976,705,211,451.06/1,760,214.56
  6. Step 6: Final answer
    x = 1,691,103.62

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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.