Home / 2,017,729.85-2,784,448.91-1,112,311.85

Finding the Fourth Proportional to 2,017,729.85, 2,784,448.91 and 1,112,311.85

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Solution

The fourth proportional to 2,017,729.85, 2,784,448.91 and 1,112,311.85 is: 1,534,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,729.85 : 2,784,448.91 = 1,112,311.85 : x
  2. Step 2: Convert to fraction form
    2,017,729.85/2,784,448.91 = 1,112,311.85/x
  3. Step 3: Cross multiply
    2,017,729.85x = 2,784,448.91 × 1,112,311.85
  4. Step 4: Simplify right side
    2,017,729.85x = 3,097,175,507,171.12
  5. Step 5: Solve for x
    x = 3,097,175,507,171.12/2,017,729.85
  6. Step 6: Final answer
    x = 1,534,980.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.