Home / 3,500,315.35-4,830,435.23-1,972,477.15

Finding the Fourth Proportional to 3,500,315.35, 4,830,435.23 and 1,972,477.15

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Solution

The fourth proportional to 3,500,315.35, 4,830,435.23 and 1,972,477.15 is: 2,722,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,315.35 : 4,830,435.23 = 1,972,477.15 : x
  2. Step 2: Convert to fraction form
    3,500,315.35/4,830,435.23 = 1,972,477.15/x
  3. Step 3: Cross multiply
    3,500,315.35x = 4,830,435.23 × 1,972,477.15
  4. Step 4: Simplify right side
    3,500,315.35x = 9,527,923,093,791.52
  5. Step 5: Solve for x
    x = 9,527,923,093,791.52/3,500,315.35
  6. Step 6: Final answer
    x = 2,722,018.49

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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.