Home / 3,855,142.56-5,788,010.16-1,963,155.36

Finding the Fourth Proportional to 3,855,142.56, 5,788,010.16 and 1,963,155.36

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Solution

The fourth proportional to 3,855,142.56, 5,788,010.16 and 1,963,155.36 is: 2,947,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,142.56 : 5,788,010.16 = 1,963,155.36 : x
  2. Step 2: Convert to fraction form
    3,855,142.56/5,788,010.16 = 1,963,155.36/x
  3. Step 3: Cross multiply
    3,855,142.56x = 5,788,010.16 × 1,963,155.36
  4. Step 4: Simplify right side
    3,855,142.56x = 11,362,763,169,338.46
  5. Step 5: Solve for x
    x = 11,362,763,169,338.46/3,855,142.56
  6. Step 6: Final answer
    x = 2,947,430.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.