Home / 1,238,461.88-1,857,877.50-439,676.54

Finding the Fourth Proportional to 1,238,461.88, 1,857,877.50 and 439,676.54

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Solution

The fourth proportional to 1,238,461.88, 1,857,877.50 and 439,676.54 is: 659,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,461.88 : 1,857,877.50 = 439,676.54 : x
  2. Step 2: Convert to fraction form
    1,238,461.88/1,857,877.50 = 439,676.54/x
  3. Step 3: Cross multiply
    1,238,461.88x = 1,857,877.50 × 439,676.54
  4. Step 4: Simplify right side
    1,238,461.88x = 816,865,141,654.46
  5. Step 5: Solve for x
    x = 816,865,141,654.46/1,238,461.88
  6. Step 6: Final answer
    x = 659,580.37

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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.