Home / 2,738,961.70-4,111,812.15-1,728,081.70

Finding the Fourth Proportional to 2,738,961.70, 4,111,812.15 and 1,728,081.70

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Solution

The fourth proportional to 2,738,961.70, 4,111,812.15 and 1,728,081.70 is: 2,594,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,961.70 : 4,111,812.15 = 1,728,081.70 : x
  2. Step 2: Convert to fraction form
    2,738,961.70/4,111,812.15 = 1,728,081.70/x
  3. Step 3: Cross multiply
    2,738,961.70x = 4,111,812.15 × 1,728,081.70
  4. Step 4: Simplify right side
    2,738,961.70x = 7,105,547,330,252.65
  5. Step 5: Solve for x
    x = 7,105,547,330,252.65/2,738,961.70
  6. Step 6: Final answer
    x = 2,594,248.52

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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.