Home / 2,146,015.88-2,961,682.35-1,179,339.20

Finding the Fourth Proportional to 2,146,015.88, 2,961,682.35 and 1,179,339.20

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Solution

The fourth proportional to 2,146,015.88, 2,961,682.35 and 1,179,339.20 is: 1,627,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,015.88 : 2,961,682.35 = 1,179,339.20 : x
  2. Step 2: Convert to fraction form
    2,146,015.88/2,961,682.35 = 1,179,339.20/x
  3. Step 3: Cross multiply
    2,146,015.88x = 2,961,682.35 × 1,179,339.20
  4. Step 4: Simplify right side
    2,146,015.88x = 3,492,828,093,303.12
  5. Step 5: Solve for x
    x = 3,492,828,093,303.12/2,146,015.88
  6. Step 6: Final answer
    x = 1,627,587.25

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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.