Home / 2,981,315.95-4,471,032.49-959,109.23

Finding the Fourth Proportional to 2,981,315.95, 4,471,032.49 and 959,109.23

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Solution

The fourth proportional to 2,981,315.95, 4,471,032.49 and 959,109.23 is: 1,438,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,315.95 : 4,471,032.49 = 959,109.23 : x
  2. Step 2: Convert to fraction form
    2,981,315.95/4,471,032.49 = 959,109.23/x
  3. Step 3: Cross multiply
    2,981,315.95x = 4,471,032.49 × 959,109.23
  4. Step 4: Simplify right side
    2,981,315.95x = 4,288,208,528,788.88
  5. Step 5: Solve for x
    x = 4,288,208,528,788.88/2,981,315.95
  6. Step 6: Final answer
    x = 1,438,360.98

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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.