Home / 1,372,191.75-1,893,624.62-835,647.75

Finding the Fourth Proportional to 1,372,191.75, 1,893,624.62 and 835,647.75

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Solution

The fourth proportional to 1,372,191.75, 1,893,624.62 and 835,647.75 is: 1,153,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,191.75 : 1,893,624.62 = 835,647.75 : x
  2. Step 2: Convert to fraction form
    1,372,191.75/1,893,624.62 = 835,647.75/x
  3. Step 3: Cross multiply
    1,372,191.75x = 1,893,624.62 × 835,647.75
  4. Step 4: Simplify right side
    1,372,191.75x = 1,582,403,148,869.37
  5. Step 5: Solve for x
    x = 1,582,403,148,869.37/1,372,191.75
  6. Step 6: Final answer
    x = 1,153,193.90

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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.