Home / 3,000,297.12-4,140,420.48-1,623,640.49

Finding the Fourth Proportional to 3,000,297.12, 4,140,420.48 and 1,623,640.49

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Solution

The fourth proportional to 3,000,297.12, 4,140,420.48 and 1,623,640.49 is: 2,240,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,297.12 : 4,140,420.48 = 1,623,640.49 : x
  2. Step 2: Convert to fraction form
    3,000,297.12/4,140,420.48 = 1,623,640.49/x
  3. Step 3: Cross multiply
    3,000,297.12x = 4,140,420.48 × 1,623,640.49
  4. Step 4: Simplify right side
    3,000,297.12x = 6,722,554,347,304.29
  5. Step 5: Solve for x
    x = 6,722,554,347,304.29/3,000,297.12
  6. Step 6: Final answer
    x = 2,240,629.54

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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.