Home / 1,444,162.77-1,992,975.03-790,816.23

Finding the Fourth Proportional to 1,444,162.77, 1,992,975.03 and 790,816.23

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Solution

The fourth proportional to 1,444,162.77, 1,992,975.03 and 790,816.23 is: 1,091,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,162.77 : 1,992,975.03 = 790,816.23 : x
  2. Step 2: Convert to fraction form
    1,444,162.77/1,992,975.03 = 790,816.23/x
  3. Step 3: Cross multiply
    1,444,162.77x = 1,992,975.03 × 790,816.23
  4. Step 4: Simplify right side
    1,444,162.77x = 1,576,076,999,708.74
  5. Step 5: Solve for x
    x = 1,576,076,999,708.74/1,444,162.77
  6. Step 6: Final answer
    x = 1,091,343.05

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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.