Home / 1,889,398.59-2,833,805.70-691,040.67

Finding the Fourth Proportional to 1,889,398.59, 2,833,805.70 and 691,040.67

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Solution

The fourth proportional to 1,889,398.59, 2,833,805.70 and 691,040.67 is: 1,036,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,398.59 : 2,833,805.70 = 691,040.67 : x
  2. Step 2: Convert to fraction form
    1,889,398.59/2,833,805.70 = 691,040.67/x
  3. Step 3: Cross multiply
    1,889,398.59x = 2,833,805.70 × 691,040.67
  4. Step 4: Simplify right side
    1,889,398.59x = 1,958,274,989,577.82
  5. Step 5: Solve for x
    x = 1,958,274,989,577.82/1,889,398.59
  6. Step 6: Final answer
    x = 1,036,454.14

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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.