Home / 1,105,997.76-1,526,280.30-622,570.32

Finding the Fourth Proportional to 1,105,997.76, 1,526,280.30 and 622,570.32

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Solution

The fourth proportional to 1,105,997.76, 1,526,280.30 and 622,570.32 is: 859,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,997.76 : 1,526,280.30 = 622,570.32 : x
  2. Step 2: Convert to fraction form
    1,105,997.76/1,526,280.30 = 622,570.32/x
  3. Step 3: Cross multiply
    1,105,997.76x = 1,526,280.30 × 622,570.32
  4. Step 4: Simplify right side
    1,105,997.76x = 950,216,814,780.70
  5. Step 5: Solve for x
    x = 950,216,814,780.70/1,105,997.76
  6. Step 6: Final answer
    x = 859,148.95

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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.