Home / 2,182,981.44-2,990,695.32-2,101,164.72

Finding the Fourth Proportional to 2,182,981.44, 2,990,695.32 and 2,101,164.72

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Solution

The fourth proportional to 2,182,981.44, 2,990,695.32 and 2,101,164.72 is: 2,878,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,981.44 : 2,990,695.32 = 2,101,164.72 : x
  2. Step 2: Convert to fraction form
    2,182,981.44/2,990,695.32 = 2,101,164.72/x
  3. Step 3: Cross multiply
    2,182,981.44x = 2,990,695.32 × 2,101,164.72
  4. Step 4: Simplify right side
    2,182,981.44x = 6,283,943,494,653.11
  5. Step 5: Solve for x
    x = 6,283,943,494,653.11/2,182,981.44
  6. Step 6: Final answer
    x = 2,878,606.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.