Home / 2,215,107-3,056,848.88-1,196,511.75

Finding the Fourth Proportional to 2,215,107, 3,056,848.88 and 1,196,511.75

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Solution

The fourth proportional to 2,215,107, 3,056,848.88 and 1,196,511.75 is: 1,651,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,107 : 3,056,848.88 = 1,196,511.75 : x
  2. Step 2: Convert to fraction form
    2,215,107/3,056,848.88 = 1,196,511.75/x
  3. Step 3: Cross multiply
    2,215,107x = 3,056,848.88 × 1,196,511.75
  4. Step 4: Simplify right side
    2,215,107x = 3,657,555,596,911.78
  5. Step 5: Solve for x
    x = 3,657,555,596,911.78/2,215,107
  6. Step 6: Final answer
    x = 1,651,186.87

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1.5x scale

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.