Home / 1,899,125.40-2,620,792.62-1,027,959.92

Finding the Fourth Proportional to 1,899,125.40, 2,620,792.62 and 1,027,959.92

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Solution

The fourth proportional to 1,899,125.40, 2,620,792.62 and 1,027,959.92 is: 1,418,584.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,125.40 : 2,620,792.62 = 1,027,959.92 : x
  2. Step 2: Convert to fraction form
    1,899,125.40/2,620,792.62 = 1,027,959.92/x
  3. Step 3: Cross multiply
    1,899,125.40x = 2,620,792.62 × 1,027,959.92
  4. Step 4: Simplify right side
    1,899,125.40x = 2,694,069,783,457.76
  5. Step 5: Solve for x
    x = 2,694,069,783,457.76/1,899,125.40
  6. Step 6: Final answer
    x = 1,418,584.46

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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.