Home / 1,476,789.13-2,215,183.69-354,858.13

Finding the Fourth Proportional to 1,476,789.13, 2,215,183.69 and 354,858.13

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Solution

The fourth proportional to 1,476,789.13, 2,215,183.69 and 354,858.13 is: 532,287.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,789.13 : 2,215,183.69 = 354,858.13 : x
  2. Step 2: Convert to fraction form
    1,476,789.13/2,215,183.69 = 354,858.13/x
  3. Step 3: Cross multiply
    1,476,789.13x = 2,215,183.69 × 354,858.13
  4. Step 4: Simplify right side
    1,476,789.13x = 786,075,928,989.69
  5. Step 5: Solve for x
    x = 786,075,928,989.69/1,476,789.13
  6. Step 6: Final answer
    x = 532,287.19

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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.