Home / 2,773,019.70-4,159,529.55-1,280,027.70

Finding the Fourth Proportional to 2,773,019.70, 4,159,529.55 and 1,280,027.70

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Solution

The fourth proportional to 2,773,019.70, 4,159,529.55 and 1,280,027.70 is: 1,920,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773,019.70 : 4,159,529.55 = 1,280,027.70 : x
  2. Step 2: Convert to fraction form
    2,773,019.70/4,159,529.55 = 1,280,027.70/x
  3. Step 3: Cross multiply
    2,773,019.70x = 4,159,529.55 × 1,280,027.70
  4. Step 4: Simplify right side
    2,773,019.70x = 5,324,313,042,968.53
  5. Step 5: Solve for x
    x = 5,324,313,042,968.53/2,773,019.70
  6. Step 6: Final answer
    x = 1,920,041.55

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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.