Home / 1,076,231.80-1,613,323.70-402,132.60

Finding the Fourth Proportional to 1,076,231.80, 1,613,323.70 and 402,132.60

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Solution

The fourth proportional to 1,076,231.80, 1,613,323.70 and 402,132.60 is: 602,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,231.80 : 1,613,323.70 = 402,132.60 : x
  2. Step 2: Convert to fraction form
    1,076,231.80/1,613,323.70 = 402,132.60/x
  3. Step 3: Cross multiply
    1,076,231.80x = 1,613,323.70 × 402,132.60
  4. Step 4: Simplify right side
    1,076,231.80x = 648,770,054,122.62
  5. Step 5: Solve for x
    x = 648,770,054,122.62/1,076,231.80
  6. Step 6: Final answer
    x = 602,816.28

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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.