Home / 1,869,378.93-2,802,945.38-730,785.04

Finding the Fourth Proportional to 1,869,378.93, 2,802,945.38 and 730,785.04

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Solution

The fourth proportional to 1,869,378.93, 2,802,945.38 and 730,785.04 is: 1,095,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,378.93 : 2,802,945.38 = 730,785.04 : x
  2. Step 2: Convert to fraction form
    1,869,378.93/2,802,945.38 = 730,785.04/x
  3. Step 3: Cross multiply
    1,869,378.93x = 2,802,945.38 × 730,785.04
  4. Step 4: Simplify right side
    1,869,378.93x = 2,048,350,540,979.83
  5. Step 5: Solve for x
    x = 2,048,350,540,979.83/1,869,378.93
  6. Step 6: Final answer
    x = 1,095,738.54

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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.