Home / 2,180,198-3,270,326.16-684,290

Finding the Fourth Proportional to 2,180,198, 3,270,326.16 and 684,290

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Solution

The fourth proportional to 2,180,198, 3,270,326.16 and 684,290 is: 1,026,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,198 : 3,270,326.16 = 684,290 : x
  2. Step 2: Convert to fraction form
    2,180,198/3,270,326.16 = 684,290/x
  3. Step 3: Cross multiply
    2,180,198x = 3,270,326.16 × 684,290
  4. Step 4: Simplify right side
    2,180,198x = 2,237,851,488,026.40
  5. Step 5: Solve for x
    x = 2,237,851,488,026.40/2,180,198
  6. Step 6: Final answer
    x = 1,026,444.15

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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.