Home / 3,449,597.79-4,760,385.16-1,999,428.16

Finding the Fourth Proportional to 3,449,597.79, 4,760,385.16 and 1,999,428.16

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Solution

The fourth proportional to 3,449,597.79, 4,760,385.16 and 1,999,428.16 is: 2,759,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,597.79 : 4,760,385.16 = 1,999,428.16 : x
  2. Step 2: Convert to fraction form
    3,449,597.79/4,760,385.16 = 1,999,428.16/x
  3. Step 3: Cross multiply
    3,449,597.79x = 4,760,385.16 × 1,999,428.16
  4. Step 4: Simplify right side
    3,449,597.79x = 9,518,048,141,350.11
  5. Step 5: Solve for x
    x = 9,518,048,141,350.11/3,449,597.79
  6. Step 6: Final answer
    x = 2,759,176.21

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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.