Home / 3,021,276.81-4,170,242.48-1,974,850.07

Finding the Fourth Proportional to 3,021,276.81, 4,170,242.48 and 1,974,850.07

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Solution

The fourth proportional to 3,021,276.81, 4,170,242.48 and 1,974,850.07 is: 2,725,868.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,276.81 : 4,170,242.48 = 1,974,850.07 : x
  2. Step 2: Convert to fraction form
    3,021,276.81/4,170,242.48 = 1,974,850.07/x
  3. Step 3: Cross multiply
    3,021,276.81x = 4,170,242.48 × 1,974,850.07
  4. Step 4: Simplify right side
    3,021,276.81x = 8,235,603,622,819.51
  5. Step 5: Solve for x
    x = 8,235,603,622,819.51/3,021,276.81
  6. Step 6: Final answer
    x = 2,725,868.61

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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.