Home / 1,324,251.90-1,827,460.71-720,644.22

Finding the Fourth Proportional to 1,324,251.90, 1,827,460.71 and 720,644.22

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Solution

The fourth proportional to 1,324,251.90, 1,827,460.71 and 720,644.22 is: 994,485.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,251.90 : 1,827,460.71 = 720,644.22 : x
  2. Step 2: Convert to fraction form
    1,324,251.90/1,827,460.71 = 720,644.22/x
  3. Step 3: Cross multiply
    1,324,251.90x = 1,827,460.71 × 720,644.22
  4. Step 4: Simplify right side
    1,324,251.90x = 1,316,948,997,938.60
  5. Step 5: Solve for x
    x = 1,316,948,997,938.60/1,324,251.90
  6. Step 6: Final answer
    x = 994,485.26

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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.