Home / 1,554,418.06-2,331,710.31-489,543.04

Finding the Fourth Proportional to 1,554,418.06, 2,331,710.31 and 489,543.04

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Solution

The fourth proportional to 1,554,418.06, 2,331,710.31 and 489,543.04 is: 734,340.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,418.06 : 2,331,710.31 = 489,543.04 : x
  2. Step 2: Convert to fraction form
    1,554,418.06/2,331,710.31 = 489,543.04/x
  3. Step 3: Cross multiply
    1,554,418.06x = 2,331,710.31 × 489,543.04
  4. Step 4: Simplify right side
    1,554,418.06x = 1,141,472,553,556.74
  5. Step 5: Solve for x
    x = 1,141,472,553,556.74/1,554,418.06
  6. Step 6: Final answer
    x = 734,340.77

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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.