Home / 4,020,719.48-6,029,782.52-1,324,403.64

Finding the Fourth Proportional to 4,020,719.48, 6,029,782.52 and 1,324,403.64

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Solution

The fourth proportional to 4,020,719.48, 6,029,782.52 and 1,324,403.64 is: 1,986,178.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,719.48 : 6,029,782.52 = 1,324,403.64 : x
  2. Step 2: Convert to fraction form
    4,020,719.48/6,029,782.52 = 1,324,403.64/x
  3. Step 3: Cross multiply
    4,020,719.48x = 6,029,782.52 × 1,324,403.64
  4. Step 4: Simplify right side
    4,020,719.48x = 7,985,865,917,896.37
  5. Step 5: Solve for x
    x = 7,985,865,917,896.37/4,020,719.48
  6. Step 6: Final answer
    x = 1,986,178.33

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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.