Home / 1,989,268.16-2,983,922.92-1,592,431.52

Finding the Fourth Proportional to 1,989,268.16, 2,983,922.92 and 1,592,431.52

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Solution

The fourth proportional to 1,989,268.16, 2,983,922.92 and 1,592,431.52 is: 2,388,663.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,268.16 : 2,983,922.92 = 1,592,431.52 : x
  2. Step 2: Convert to fraction form
    1,989,268.16/2,983,922.92 = 1,592,431.52/x
  3. Step 3: Cross multiply
    1,989,268.16x = 2,983,922.92 × 1,592,431.52
  4. Step 4: Simplify right side
    1,989,268.16x = 4,751,692,911,058.44
  5. Step 5: Solve for x
    x = 4,751,692,911,058.44/1,989,268.16
  6. Step 6: Final answer
    x = 2,388,663.83

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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.