Home / 1,076,116.80-1,614,175.20-740,193.60

Finding the Fourth Proportional to 1,076,116.80, 1,614,175.20 and 740,193.60

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Solution

The fourth proportional to 1,076,116.80, 1,614,175.20 and 740,193.60 is: 1,110,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,116.80 : 1,614,175.20 = 740,193.60 : x
  2. Step 2: Convert to fraction form
    1,076,116.80/1,614,175.20 = 740,193.60/x
  3. Step 3: Cross multiply
    1,076,116.80x = 1,614,175.20 × 740,193.60
  4. Step 4: Simplify right side
    1,076,116.80x = 1,194,802,152,318.72
  5. Step 5: Solve for x
    x = 1,194,802,152,318.72/1,076,116.80
  6. Step 6: Final answer
    x = 1,110,290.40

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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.