Home / 3,578,351.82-4,938,137.28-1,946,758.83

Finding the Fourth Proportional to 3,578,351.82, 4,938,137.28 and 1,946,758.83

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Solution

The fourth proportional to 3,578,351.82, 4,938,137.28 and 1,946,758.83 is: 2,686,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,351.82 : 4,938,137.28 = 1,946,758.83 : x
  2. Step 2: Convert to fraction form
    3,578,351.82/4,938,137.28 = 1,946,758.83/x
  3. Step 3: Cross multiply
    3,578,351.82x = 4,938,137.28 × 1,946,758.83
  4. Step 4: Simplify right side
    3,578,351.82x = 9,613,362,353,592.18
  5. Step 5: Solve for x
    x = 9,613,362,353,592.18/3,578,351.82
  6. Step 6: Final answer
    x = 2,686,533.59

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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.