Home / 3,631,016.95-5,010,803.38-1,999,420.43

Finding the Fourth Proportional to 3,631,016.95, 5,010,803.38 and 1,999,420.43

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Solution

The fourth proportional to 3,631,016.95, 5,010,803.38 and 1,999,420.43 is: 2,759,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,016.95 : 5,010,803.38 = 1,999,420.43 : x
  2. Step 2: Convert to fraction form
    3,631,016.95/5,010,803.38 = 1,999,420.43/x
  3. Step 3: Cross multiply
    3,631,016.95x = 5,010,803.38 × 1,999,420.43
  4. Step 4: Simplify right side
    3,631,016.95x = 10,018,702,664,174.06
  5. Step 5: Solve for x
    x = 10,018,702,664,174.06/3,631,016.95
  6. Step 6: Final answer
    x = 2,759,200.19

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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.