Home / 1,076,843.80-1,614,974.10-318,683.80

Finding the Fourth Proportional to 1,076,843.80, 1,614,974.10 and 318,683.80

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Solution

The fourth proportional to 1,076,843.80, 1,614,974.10 and 318,683.80 is: 477,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,843.80 : 1,614,974.10 = 318,683.80 : x
  2. Step 2: Convert to fraction form
    1,076,843.80/1,614,974.10 = 318,683.80/x
  3. Step 3: Cross multiply
    1,076,843.80x = 1,614,974.10 × 318,683.80
  4. Step 4: Simplify right side
    1,076,843.80x = 514,666,083,089.58
  5. Step 5: Solve for x
    x = 514,666,083,089.58/1,076,843.80
  6. Step 6: Final answer
    x = 477,939.40

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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.