Home / 1,892,041.30-2,837,960.19-931,539.37

Finding the Fourth Proportional to 1,892,041.30, 2,837,960.19 and 931,539.37

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Solution

The fourth proportional to 1,892,041.30, 2,837,960.19 and 931,539.37 is: 1,397,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,041.30 : 2,837,960.19 = 931,539.37 : x
  2. Step 2: Convert to fraction form
    1,892,041.30/2,837,960.19 = 931,539.37/x
  3. Step 3: Cross multiply
    1,892,041.30x = 2,837,960.19 × 931,539.37
  4. Step 4: Simplify right side
    1,892,041.30x = 2,643,671,647,477.68
  5. Step 5: Solve for x
    x = 2,643,671,647,477.68/1,892,041.30
  6. Step 6: Final answer
    x = 1,397,258.95

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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.