Home / 1,856,291.82-2,782,828.44-718,270.98

Finding the Fourth Proportional to 1,856,291.82, 2,782,828.44 and 718,270.98

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Solution

The fourth proportional to 1,856,291.82, 2,782,828.44 and 718,270.98 is: 1,076,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,291.82 : 2,782,828.44 = 718,270.98 : x
  2. Step 2: Convert to fraction form
    1,856,291.82/2,782,828.44 = 718,270.98/x
  3. Step 3: Cross multiply
    1,856,291.82x = 2,782,828.44 × 718,270.98
  4. Step 4: Simplify right side
    1,856,291.82x = 1,998,824,910,770.67
  5. Step 5: Solve for x
    x = 1,998,824,910,770.67/1,856,291.82
  6. Step 6: Final answer
    x = 1,076,783.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.