Home / 1,827,736.20-2,525,745.78-1,374,239.88

Finding the Fourth Proportional to 1,827,736.20, 2,525,745.78 and 1,374,239.88

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Solution

The fourth proportional to 1,827,736.20, 2,525,745.78 and 1,374,239.88 is: 1,899,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,736.20 : 2,525,745.78 = 1,374,239.88 : x
  2. Step 2: Convert to fraction form
    1,827,736.20/2,525,745.78 = 1,374,239.88/x
  3. Step 3: Cross multiply
    1,827,736.20x = 2,525,745.78 × 1,374,239.88
  4. Step 4: Simplify right side
    1,827,736.20x = 3,470,980,577,617.71
  5. Step 5: Solve for x
    x = 3,470,980,577,617.71/1,827,736.20
  6. Step 6: Final answer
    x = 1,899,059.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.