Home / 2,149,122.12-2,965,726.80-1,169,030.28

Finding the Fourth Proportional to 2,149,122.12, 2,965,726.80 and 1,169,030.28

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Solution

The fourth proportional to 2,149,122.12, 2,965,726.80 and 1,169,030.28 is: 1,613,228.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,122.12 : 2,965,726.80 = 1,169,030.28 : x
  2. Step 2: Convert to fraction form
    2,149,122.12/2,965,726.80 = 1,169,030.28/x
  3. Step 3: Cross multiply
    2,149,122.12x = 2,965,726.80 × 1,169,030.28
  4. Step 4: Simplify right side
    2,149,122.12x = 3,467,024,431,407.50
  5. Step 5: Solve for x
    x = 3,467,024,431,407.50/2,149,122.12
  6. Step 6: Final answer
    x = 1,613,228.21

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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.