Home / 1,000,677.42-1,380,370.94-633,040.69

Finding the Fourth Proportional to 1,000,677.42, 1,380,370.94 and 633,040.69

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Solution

The fourth proportional to 1,000,677.42, 1,380,370.94 and 633,040.69 is: 873,239.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,677.42 : 1,380,370.94 = 633,040.69 : x
  2. Step 2: Convert to fraction form
    1,000,677.42/1,380,370.94 = 633,040.69/x
  3. Step 3: Cross multiply
    1,000,677.42x = 1,380,370.94 × 633,040.69
  4. Step 4: Simplify right side
    1,000,677.42x = 873,830,972,313.55
  5. Step 5: Solve for x
    x = 873,830,972,313.55/1,000,677.42
  6. Step 6: Final answer
    x = 873,239.42

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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.