Home / 1,393,262-2,089,918.93-396,015.92

Finding the Fourth Proportional to 1,393,262, 2,089,918.93 and 396,015.92

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Solution

The fourth proportional to 1,393,262, 2,089,918.93 and 396,015.92 is: 594,031.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,262 : 2,089,918.93 = 396,015.92 : x
  2. Step 2: Convert to fraction form
    1,393,262/2,089,918.93 = 396,015.92/x
  3. Step 3: Cross multiply
    1,393,262x = 2,089,918.93 × 396,015.92
  4. Step 4: Simplify right side
    1,393,262x = 827,641,167,789.37
  5. Step 5: Solve for x
    x = 827,641,167,789.37/1,393,262
  6. Step 6: Final answer
    x = 594,031.25

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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.