Home / 1,358,519.36-2,037,654.09-459,858.38

Finding the Fourth Proportional to 1,358,519.36, 2,037,654.09 and 459,858.38

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Solution

The fourth proportional to 1,358,519.36, 2,037,654.09 and 459,858.38 is: 689,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,519.36 : 2,037,654.09 = 459,858.38 : x
  2. Step 2: Convert to fraction form
    1,358,519.36/2,037,654.09 = 459,858.38/x
  3. Step 3: Cross multiply
    1,358,519.36x = 2,037,654.09 × 459,858.38
  4. Step 4: Simplify right side
    1,358,519.36x = 937,032,298,639.50
  5. Step 5: Solve for x
    x = 937,032,298,639.50/1,358,519.36
  6. Step 6: Final answer
    x = 689,745.27

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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.