Home / 2,379,811.16-3,571,135.06-863,612.40

Finding the Fourth Proportional to 2,379,811.16, 3,571,135.06 and 863,612.40

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Solution

The fourth proportional to 2,379,811.16, 3,571,135.06 and 863,612.40 is: 1,295,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,811.16 : 3,571,135.06 = 863,612.40 : x
  2. Step 2: Convert to fraction form
    2,379,811.16/3,571,135.06 = 863,612.40/x
  3. Step 3: Cross multiply
    2,379,811.16x = 3,571,135.06 × 863,612.40
  4. Step 4: Simplify right side
    2,379,811.16x = 3,084,076,519,890.74
  5. Step 5: Solve for x
    x = 3,084,076,519,890.74/2,379,811.16
  6. Step 6: Final answer
    x = 1,295,933.30

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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.