Home / 3,058,816.93-4,221,070.72-1,682,156.38

Finding the Fourth Proportional to 3,058,816.93, 4,221,070.72 and 1,682,156.38

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Solution

The fourth proportional to 3,058,816.93, 4,221,070.72 and 1,682,156.38 is: 2,321,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,816.93 : 4,221,070.72 = 1,682,156.38 : x
  2. Step 2: Convert to fraction form
    3,058,816.93/4,221,070.72 = 1,682,156.38/x
  3. Step 3: Cross multiply
    3,058,816.93x = 4,221,070.72 × 1,682,156.38
  4. Step 4: Simplify right side
    3,058,816.93x = 7,100,501,042,079.19
  5. Step 5: Solve for x
    x = 7,100,501,042,079.19/3,058,816.93
  6. Step 6: Final answer
    x = 2,321,322.66

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1.5x scale

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.