Home / 1,106,555.80-1,659,833.70-1,099,557.40

Finding the Fourth Proportional to 1,106,555.80, 1,659,833.70 and 1,099,557.40

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Solution

The fourth proportional to 1,106,555.80, 1,659,833.70 and 1,099,557.40 is: 1,649,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,555.80 : 1,659,833.70 = 1,099,557.40 : x
  2. Step 2: Convert to fraction form
    1,106,555.80/1,659,833.70 = 1,099,557.40/x
  3. Step 3: Cross multiply
    1,106,555.80x = 1,659,833.70 × 1,099,557.40
  4. Step 4: Simplify right side
    1,106,555.80x = 1,825,082,427,604.38
  5. Step 5: Solve for x
    x = 1,825,082,427,604.38/1,106,555.80
  6. Step 6: Final answer
    x = 1,649,336.10

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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.