Home / 1,869,083.24-2,803,624.56-449,139.32

Finding the Fourth Proportional to 1,869,083.24, 2,803,624.56 and 449,139.32

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Solution

The fourth proportional to 1,869,083.24, 2,803,624.56 and 449,139.32 is: 673,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,083.24 : 2,803,624.56 = 449,139.32 : x
  2. Step 2: Convert to fraction form
    1,869,083.24/2,803,624.56 = 449,139.32/x
  3. Step 3: Cross multiply
    1,869,083.24x = 2,803,624.56 × 449,139.32
  4. Step 4: Simplify right side
    1,869,083.24x = 1,259,218,028,413.70
  5. Step 5: Solve for x
    x = 1,259,218,028,413.70/1,869,083.24
  6. Step 6: Final answer
    x = 673,708.91

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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.