Home / 1,396,287.13-2,094,550.93-385,409.26

Finding the Fourth Proportional to 1,396,287.13, 2,094,550.93 and 385,409.26

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Solution

The fourth proportional to 1,396,287.13, 2,094,550.93 and 385,409.26 is: 578,147.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,287.13 : 2,094,550.93 = 385,409.26 : x
  2. Step 2: Convert to fraction form
    1,396,287.13/2,094,550.93 = 385,409.26/x
  3. Step 3: Cross multiply
    1,396,287.13x = 2,094,550.93 × 385,409.26
  4. Step 4: Simplify right side
    1,396,287.13x = 807,259,314,197.75
  5. Step 5: Solve for x
    x = 807,259,314,197.75/1,396,287.13
  6. Step 6: Final answer
    x = 578,147.07

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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.