Home / 1,086,905.50-1,499,976.44-603,470.71

Finding the Fourth Proportional to 1,086,905.50, 1,499,976.44 and 603,470.71

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Solution

The fourth proportional to 1,086,905.50, 1,499,976.44 and 603,470.71 is: 832,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,905.50 : 1,499,976.44 = 603,470.71 : x
  2. Step 2: Convert to fraction form
    1,086,905.50/1,499,976.44 = 603,470.71/x
  3. Step 3: Cross multiply
    1,086,905.50x = 1,499,976.44 × 603,470.71
  4. Step 4: Simplify right side
    1,086,905.50x = 905,191,847,230.07
  5. Step 5: Solve for x
    x = 905,191,847,230.07/1,086,905.50
  6. Step 6: Final answer
    x = 832,815.59

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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.