Home / 1,105,324.40-1,657,986.60-544,242.80

Finding the Fourth Proportional to 1,105,324.40, 1,657,986.60 and 544,242.80

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Solution

The fourth proportional to 1,105,324.40, 1,657,986.60 and 544,242.80 is: 816,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,324.40 : 1,657,986.60 = 544,242.80 : x
  2. Step 2: Convert to fraction form
    1,105,324.40/1,657,986.60 = 544,242.80/x
  3. Step 3: Cross multiply
    1,105,324.40x = 1,657,986.60 × 544,242.80
  4. Step 4: Simplify right side
    1,105,324.40x = 902,347,269,546.48
  5. Step 5: Solve for x
    x = 902,347,269,546.48/1,105,324.40
  6. Step 6: Final answer
    x = 816,364.20

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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.