Home / 1,326,450.82-1,990,096.80-473,504.19

Finding the Fourth Proportional to 1,326,450.82, 1,990,096.80 and 473,504.19

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Solution

The fourth proportional to 1,326,450.82, 1,990,096.80 and 473,504.19 is: 710,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,450.82 : 1,990,096.80 = 473,504.19 : x
  2. Step 2: Convert to fraction form
    1,326,450.82/1,990,096.80 = 473,504.19/x
  3. Step 3: Cross multiply
    1,326,450.82x = 1,990,096.80 × 473,504.19
  4. Step 4: Simplify right side
    1,326,450.82x = 942,319,173,305.59
  5. Step 5: Solve for x
    x = 942,319,173,305.59/1,326,450.82
  6. Step 6: Final answer
    x = 710,406.42

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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.