Home / 2,507,085-3,762,121.86-909,772.74

Finding the Fourth Proportional to 2,507,085, 3,762,121.86 and 909,772.74

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Solution

The fourth proportional to 2,507,085, 3,762,121.86 and 909,772.74 is: 1,365,201.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507,085 : 3,762,121.86 = 909,772.74 : x
  2. Step 2: Convert to fraction form
    2,507,085/3,762,121.86 = 909,772.74/x
  3. Step 3: Cross multiply
    2,507,085x = 3,762,121.86 × 909,772.74
  4. Step 4: Simplify right side
    2,507,085x = 3,422,675,912,786.10
  5. Step 5: Solve for x
    x = 3,422,675,912,786.10/2,507,085
  6. Step 6: Final answer
    x = 1,365,201.38

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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.