Home / 2,101,628-2,900,249.88-1,196,210

Finding the Fourth Proportional to 2,101,628, 2,900,249.88 and 1,196,210

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Solution

The fourth proportional to 2,101,628, 2,900,249.88 and 1,196,210 is: 1,650,771.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,628 : 2,900,249.88 = 1,196,210 : x
  2. Step 2: Convert to fraction form
    2,101,628/2,900,249.88 = 1,196,210/x
  3. Step 3: Cross multiply
    2,101,628x = 2,900,249.88 × 1,196,210
  4. Step 4: Simplify right side
    2,101,628x = 3,469,307,908,954.80
  5. Step 5: Solve for x
    x = 3,469,307,908,954.80/2,101,628
  6. Step 6: Final answer
    x = 1,650,771.64

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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.