Home / 1,451,990.74-2,005,796.23-1,163,518.61

Finding the Fourth Proportional to 1,451,990.74, 2,005,796.23 and 1,163,518.61

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Solution

The fourth proportional to 1,451,990.74, 2,005,796.23 and 1,163,518.61 is: 1,607,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,990.74 : 2,005,796.23 = 1,163,518.61 : x
  2. Step 2: Convert to fraction form
    1,451,990.74/2,005,796.23 = 1,163,518.61/x
  3. Step 3: Cross multiply
    1,451,990.74x = 2,005,796.23 × 1,163,518.61
  4. Step 4: Simplify right side
    1,451,990.74x = 2,333,781,225,626.27
  5. Step 5: Solve for x
    x = 2,333,781,225,626.27/1,451,990.74
  6. Step 6: Final answer
    x = 1,607,297.60

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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.