Home / 1,266,759.49-1,900,196.08-413,883.10

Finding the Fourth Proportional to 1,266,759.49, 1,900,196.08 and 413,883.10

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Solution

The fourth proportional to 1,266,759.49, 1,900,196.08 and 413,883.10 is: 620,843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,759.49 : 1,900,196.08 = 413,883.10 : x
  2. Step 2: Convert to fraction form
    1,266,759.49/1,900,196.08 = 413,883.10/x
  3. Step 3: Cross multiply
    1,266,759.49x = 1,900,196.08 × 413,883.10
  4. Step 4: Simplify right side
    1,266,759.49x = 786,459,048,325.62
  5. Step 5: Solve for x
    x = 786,459,048,325.62/1,266,759.49
  6. Step 6: Final answer
    x = 620,843.23

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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.