Home / 1,330,486.29-1,833,914.07-1,039,589.37

Finding the Fourth Proportional to 1,330,486.29, 1,833,914.07 and 1,039,589.37

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Solution

The fourth proportional to 1,330,486.29, 1,833,914.07 and 1,039,589.37 is: 1,432,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,486.29 : 1,833,914.07 = 1,039,589.37 : x
  2. Step 2: Convert to fraction form
    1,330,486.29/1,833,914.07 = 1,039,589.37/x
  3. Step 3: Cross multiply
    1,330,486.29x = 1,833,914.07 × 1,039,589.37
  4. Step 4: Simplify right side
    1,330,486.29x = 1,906,517,572,665.44
  5. Step 5: Solve for x
    x = 1,906,517,572,665.44/1,330,486.29
  6. Step 6: Final answer
    x = 1,432,947.93

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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.