Home / 1,000,676.93-1,380,370.25-633,040.20

Finding the Fourth Proportional to 1,000,676.93, 1,380,370.25 and 633,040.20

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Solution

The fourth proportional to 1,000,676.93, 1,380,370.25 and 633,040.20 is: 873,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,676.93 : 1,380,370.25 = 633,040.20 : x
  2. Step 2: Convert to fraction form
    1,000,676.93/1,380,370.25 = 633,040.20/x
  3. Step 3: Cross multiply
    1,000,676.93x = 1,380,370.25 × 633,040.20
  4. Step 4: Simplify right side
    1,000,676.93x = 873,829,855,968.85
  5. Step 5: Solve for x
    x = 873,829,855,968.85/1,000,676.93
  6. Step 6: Final answer
    x = 873,238.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.