Home / 3,455,007.73-5,177,640.06-1,631,426.98

Finding the Fourth Proportional to 3,455,007.73, 5,177,640.06 and 1,631,426.98

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Solution

The fourth proportional to 3,455,007.73, 5,177,640.06 and 1,631,426.98 is: 2,444,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,007.73 : 5,177,640.06 = 1,631,426.98 : x
  2. Step 2: Convert to fraction form
    3,455,007.73/5,177,640.06 = 1,631,426.98/x
  3. Step 3: Cross multiply
    3,455,007.73x = 5,177,640.06 × 1,631,426.98
  4. Step 4: Simplify right side
    3,455,007.73x = 8,446,941,686,612.82
  5. Step 5: Solve for x
    x = 8,446,941,686,612.82/3,455,007.73
  6. Step 6: Final answer
    x = 2,444,840.17

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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.