Home / 2,111,310.77-3,165,069.74-1,031,212.22

Finding the Fourth Proportional to 2,111,310.77, 3,165,069.74 and 1,031,212.22

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Solution

The fourth proportional to 2,111,310.77, 3,165,069.74 and 1,031,212.22 is: 1,545,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,310.77 : 3,165,069.74 = 1,031,212.22 : x
  2. Step 2: Convert to fraction form
    2,111,310.77/3,165,069.74 = 1,031,212.22/x
  3. Step 3: Cross multiply
    2,111,310.77x = 3,165,069.74 × 1,031,212.22
  4. Step 4: Simplify right side
    2,111,310.77x = 3,263,858,572,058.81
  5. Step 5: Solve for x
    x = 3,263,858,572,058.81/2,111,310.77
  6. Step 6: Final answer
    x = 1,545,892.07

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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.