Home / 1,205,597.10-1,808,091.06-447,021.66

Finding the Fourth Proportional to 1,205,597.10, 1,808,091.06 and 447,021.66

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Solution

The fourth proportional to 1,205,597.10, 1,808,091.06 and 447,021.66 is: 670,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,597.10 : 1,808,091.06 = 447,021.66 : x
  2. Step 2: Convert to fraction form
    1,205,597.10/1,808,091.06 = 447,021.66/x
  3. Step 3: Cross multiply
    1,205,597.10x = 1,808,091.06 × 447,021.66
  4. Step 4: Simplify right side
    1,205,597.10x = 808,255,867,072.36
  5. Step 5: Solve for x
    x = 808,255,867,072.36/1,205,597.10
  6. Step 6: Final answer
    x = 670,419.55

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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.