Home / 3,039,976.80-4,195,136.88-1,681,859.52

Finding the Fourth Proportional to 3,039,976.80, 4,195,136.88 and 1,681,859.52

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Solution

The fourth proportional to 3,039,976.80, 4,195,136.88 and 1,681,859.52 is: 2,320,948.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039,976.80 : 4,195,136.88 = 1,681,859.52 : x
  2. Step 2: Convert to fraction form
    3,039,976.80/4,195,136.88 = 1,681,859.52/x
  3. Step 3: Cross multiply
    3,039,976.80x = 4,195,136.88 × 1,681,859.52
  4. Step 4: Simplify right side
    3,039,976.80x = 7,055,630,899,331.10
  5. Step 5: Solve for x
    x = 7,055,630,899,331.10/3,039,976.80
  6. Step 6: Final answer
    x = 2,320,948.93

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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.