Home / 1,076,560.80-1,614,452.40-543,904.80

Finding the Fourth Proportional to 1,076,560.80, 1,614,452.40 and 543,904.80

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Solution

The fourth proportional to 1,076,560.80, 1,614,452.40 and 543,904.80 is: 815,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,560.80 : 1,614,452.40 = 543,904.80 : x
  2. Step 2: Convert to fraction form
    1,076,560.80/1,614,452.40 = 543,904.80/x
  3. Step 3: Cross multiply
    1,076,560.80x = 1,614,452.40 × 543,904.80
  4. Step 4: Simplify right side
    1,076,560.80x = 878,108,409,731.52
  5. Step 5: Solve for x
    x = 878,108,409,731.52/1,076,560.80
  6. Step 6: Final answer
    x = 815,660.77

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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.