Home / 2,091,212.13-2,885,638.52-1,173,250.32

Finding the Fourth Proportional to 2,091,212.13, 2,885,638.52 and 1,173,250.32

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Solution

The fourth proportional to 2,091,212.13, 2,885,638.52 and 1,173,250.32 is: 1,618,954.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,212.13 : 2,885,638.52 = 1,173,250.32 : x
  2. Step 2: Convert to fraction form
    2,091,212.13/2,885,638.52 = 1,173,250.32/x
  3. Step 3: Cross multiply
    2,091,212.13x = 2,885,638.52 × 1,173,250.32
  4. Step 4: Simplify right side
    2,091,212.13x = 3,385,576,318,738.49
  5. Step 5: Solve for x
    x = 3,385,576,318,738.49/2,091,212.13
  6. Step 6: Final answer
    x = 1,618,954.03

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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.