Home / 2,179,188.46-3,007,376.94-1,816,003.90

Finding the Fourth Proportional to 2,179,188.46, 3,007,376.94 and 1,816,003.90

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Solution

The fourth proportional to 2,179,188.46, 3,007,376.94 and 1,816,003.90 is: 2,506,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,188.46 : 3,007,376.94 = 1,816,003.90 : x
  2. Step 2: Convert to fraction form
    2,179,188.46/3,007,376.94 = 1,816,003.90/x
  3. Step 3: Cross multiply
    2,179,188.46x = 3,007,376.94 × 1,816,003.90
  4. Step 4: Simplify right side
    2,179,188.46x = 5,461,408,251,810.07
  5. Step 5: Solve for x
    x = 5,461,408,251,810.07/2,179,188.46
  6. Step 6: Final answer
    x = 2,506,166.10

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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.