Home / 1,204,043.78-1,806,331.90-405,299

Finding the Fourth Proportional to 1,204,043.78, 1,806,331.90 and 405,299

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Solution

The fourth proportional to 1,204,043.78, 1,806,331.90 and 405,299 is: 608,038.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,043.78 : 1,806,331.90 = 405,299 : x
  2. Step 2: Convert to fraction form
    1,204,043.78/1,806,331.90 = 405,299/x
  3. Step 3: Cross multiply
    1,204,043.78x = 1,806,331.90 × 405,299
  4. Step 4: Simplify right side
    1,204,043.78x = 732,104,512,738.10
  5. Step 5: Solve for x
    x = 732,104,512,738.10/1,204,043.78
  6. Step 6: Final answer
    x = 608,038.12

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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.