Home / 2,110,763.09-2,912,855.53-1,143,893.33

Finding the Fourth Proportional to 2,110,763.09, 2,912,855.53 and 1,143,893.33

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Solution

The fourth proportional to 2,110,763.09, 2,912,855.53 and 1,143,893.33 is: 1,578,574.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,763.09 : 2,912,855.53 = 1,143,893.33 : x
  2. Step 2: Convert to fraction form
    2,110,763.09/2,912,855.53 = 1,143,893.33/x
  3. Step 3: Cross multiply
    2,110,763.09x = 2,912,855.53 × 1,143,893.33
  4. Step 4: Simplify right side
    2,110,763.09x = 3,331,995,994,596.60
  5. Step 5: Solve for x
    x = 3,331,995,994,596.60/2,110,763.09
  6. Step 6: Final answer
    x = 1,578,574.13

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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.