Home / 1,420,100.49-2,131,208.69-1,041,998.27

Finding the Fourth Proportional to 1,420,100.49, 2,131,208.69 and 1,041,998.27

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Solution

The fourth proportional to 1,420,100.49, 2,131,208.69 and 1,041,998.27 is: 1,563,773.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,100.49 : 2,131,208.69 = 1,041,998.27 : x
  2. Step 2: Convert to fraction form
    1,420,100.49/2,131,208.69 = 1,041,998.27/x
  3. Step 3: Cross multiply
    1,420,100.49x = 2,131,208.69 × 1,041,998.27
  4. Step 4: Simplify right side
    1,420,100.49x = 2,220,715,752,122.93
  5. Step 5: Solve for x
    x = 2,220,715,752,122.93/1,420,100.49
  6. Step 6: Final answer
    x = 1,563,773.67

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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.