Home / 3,686,110.90-5,529,166.35-2,091,787.90

Finding the Fourth Proportional to 3,686,110.90, 5,529,166.35 and 2,091,787.90

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Solution

The fourth proportional to 3,686,110.90, 5,529,166.35 and 2,091,787.90 is: 3,137,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,110.90 : 5,529,166.35 = 2,091,787.90 : x
  2. Step 2: Convert to fraction form
    3,686,110.90/5,529,166.35 = 2,091,787.90/x
  3. Step 3: Cross multiply
    3,686,110.90x = 5,529,166.35 × 2,091,787.90
  4. Step 4: Simplify right side
    3,686,110.90x = 11,565,843,268,017.16
  5. Step 5: Solve for x
    x = 11,565,843,268,017.16/3,686,110.90
  6. Step 6: Final answer
    x = 3,137,681.85

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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.