Home / 1,930,709.56-2,664,379.22-1,071,276.04

Finding the Fourth Proportional to 1,930,709.56, 2,664,379.22 and 1,071,276.04

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Solution

The fourth proportional to 1,930,709.56, 2,664,379.22 and 1,071,276.04 is: 1,478,360.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,709.56 : 2,664,379.22 = 1,071,276.04 : x
  2. Step 2: Convert to fraction form
    1,930,709.56/2,664,379.22 = 1,071,276.04/x
  3. Step 3: Cross multiply
    1,930,709.56x = 2,664,379.22 × 1,071,276.04
  4. Step 4: Simplify right side
    1,930,709.56x = 2,854,285,619,859.89
  5. Step 5: Solve for x
    x = 2,854,285,619,859.89/1,930,709.56
  6. Step 6: Final answer
    x = 1,478,360.95

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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.