Home / 1,557,605.95-2,336,408.93-658,814.56

Finding the Fourth Proportional to 1,557,605.95, 2,336,408.93 and 658,814.56

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Solution

The fourth proportional to 1,557,605.95, 2,336,408.93 and 658,814.56 is: 988,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,605.95 : 2,336,408.93 = 658,814.56 : x
  2. Step 2: Convert to fraction form
    1,557,605.95/2,336,408.93 = 658,814.56/x
  3. Step 3: Cross multiply
    1,557,605.95x = 2,336,408.93 × 658,814.56
  4. Step 4: Simplify right side
    1,557,605.95x = 1,539,260,221,198.02
  5. Step 5: Solve for x
    x = 1,539,260,221,198.02/1,557,605.95
  6. Step 6: Final answer
    x = 988,221.84

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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.