Home / 1,210,751.96-1,815,496.98-451,969.32

Finding the Fourth Proportional to 1,210,751.96, 1,815,496.98 and 451,969.32

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Solution

The fourth proportional to 1,210,751.96, 1,815,496.98 and 451,969.32 is: 677,718.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,751.96 : 1,815,496.98 = 451,969.32 : x
  2. Step 2: Convert to fraction form
    1,210,751.96/1,815,496.98 = 451,969.32/x
  3. Step 3: Cross multiply
    1,210,751.96x = 1,815,496.98 × 451,969.32
  4. Step 4: Simplify right side
    1,210,751.96x = 820,548,935,512.65
  5. Step 5: Solve for x
    x = 820,548,935,512.65/1,210,751.96
  6. Step 6: Final answer
    x = 677,718.44

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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.