Home / 1,324,188-1,827,379.44-720,580.32

Finding the Fourth Proportional to 1,324,188, 1,827,379.44 and 720,580.32

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Solution

The fourth proportional to 1,324,188, 1,827,379.44 and 720,580.32 is: 994,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,188 : 1,827,379.44 = 720,580.32 : x
  2. Step 2: Convert to fraction form
    1,324,188/1,827,379.44 = 720,580.32/x
  3. Step 3: Cross multiply
    1,324,188x = 1,827,379.44 × 720,580.32
  4. Step 4: Simplify right side
    1,324,188x = 1,316,773,661,636.62
  5. Step 5: Solve for x
    x = 1,316,773,661,636.62/1,324,188
  6. Step 6: Final answer
    x = 994,400.84

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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.