Home / 1,076,008.20-1,614,012.30-994,907.40

Finding the Fourth Proportional to 1,076,008.20, 1,614,012.30 and 994,907.40

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Solution

The fourth proportional to 1,076,008.20, 1,614,012.30 and 994,907.40 is: 1,492,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,008.20 : 1,614,012.30 = 994,907.40 : x
  2. Step 2: Convert to fraction form
    1,076,008.20/1,614,012.30 = 994,907.40/x
  3. Step 3: Cross multiply
    1,076,008.20x = 1,614,012.30 × 994,907.40
  4. Step 4: Simplify right side
    1,076,008.20x = 1,605,792,780,961.02
  5. Step 5: Solve for x
    x = 1,605,792,780,961.02/1,076,008.20
  6. Step 6: Final answer
    x = 1,492,361.10

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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.