Home / 2,486,314.74-3,729,103.02-689,010.81

Finding the Fourth Proportional to 2,486,314.74, 3,729,103.02 and 689,010.81

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Solution

The fourth proportional to 2,486,314.74, 3,729,103.02 and 689,010.81 is: 1,033,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,314.74 : 3,729,103.02 = 689,010.81 : x
  2. Step 2: Convert to fraction form
    2,486,314.74/3,729,103.02 = 689,010.81/x
  3. Step 3: Cross multiply
    2,486,314.74x = 3,729,103.02 × 689,010.81
  4. Step 4: Simplify right side
    2,486,314.74x = 2,569,392,292,383.65
  5. Step 5: Solve for x
    x = 2,569,392,292,383.65/2,486,314.74
  6. Step 6: Final answer
    x = 1,033,413.93

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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.