Home / 2,028,620.24-3,038,099.78-1,173,890.05

Finding the Fourth Proportional to 2,028,620.24, 3,038,099.78 and 1,173,890.05

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Solution

The fourth proportional to 2,028,620.24, 3,038,099.78 and 1,173,890.05 is: 1,758,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,620.24 : 3,038,099.78 = 1,173,890.05 : x
  2. Step 2: Convert to fraction form
    2,028,620.24/3,038,099.78 = 1,173,890.05/x
  3. Step 3: Cross multiply
    2,028,620.24x = 3,038,099.78 × 1,173,890.05
  4. Step 4: Simplify right side
    2,028,620.24x = 3,566,395,097,988.67
  5. Step 5: Solve for x
    x = 3,566,395,097,988.67/2,028,620.24
  6. Step 6: Final answer
    x = 1,758,039.79

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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.