Home / 1,111,230.90-1,666,846.35-1,093,516.20

Finding the Fourth Proportional to 1,111,230.90, 1,666,846.35 and 1,093,516.20

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Solution

The fourth proportional to 1,111,230.90, 1,666,846.35 and 1,093,516.20 is: 1,640,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,230.90 : 1,666,846.35 = 1,093,516.20 : x
  2. Step 2: Convert to fraction form
    1,111,230.90/1,666,846.35 = 1,093,516.20/x
  3. Step 3: Cross multiply
    1,111,230.90x = 1,666,846.35 × 1,093,516.20
  4. Step 4: Simplify right side
    1,111,230.90x = 1,822,723,486,635.87
  5. Step 5: Solve for x
    x = 1,822,723,486,635.87/1,111,230.90
  6. Step 6: Final answer
    x = 1,640,274.30

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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.