Home / 2,111,237.60-2,913,514.12-1,144,371.73

Finding the Fourth Proportional to 2,111,237.60, 2,913,514.12 and 1,144,371.73

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Solution

The fourth proportional to 2,111,237.60, 2,913,514.12 and 1,144,371.73 is: 1,579,236.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,237.60 : 2,913,514.12 = 1,144,371.73 : x
  2. Step 2: Convert to fraction form
    2,111,237.60/2,913,514.12 = 1,144,371.73/x
  3. Step 3: Cross multiply
    2,111,237.60x = 2,913,514.12 × 1,144,371.73
  4. Step 4: Simplify right side
    2,111,237.60x = 3,334,143,193,883.83
  5. Step 5: Solve for x
    x = 3,334,143,193,883.83/2,111,237.60
  6. Step 6: Final answer
    x = 1,579,236.37

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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.