Finding the Fourth Proportional to 1,908,698.38, 2,863,022.36 and 469,394.19
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Solution
The fourth proportional to 1,908,698.38, 2,863,022.36 and 469,394.19 is: 704,085.08
Step by Step Solution
- Step 1: Write the proportion equation
1,908,698.38 : 2,863,022.36 = 469,394.19 : x - Step 2: Convert to fraction form
1,908,698.38/2,863,022.36 = 469,394.19/x - Step 3: Cross multiply
1,908,698.38x = 2,863,022.36 × 469,394.19 - Step 4: Simplify right side
1,908,698.38x = 1,343,886,059,277.12 - Step 5: Solve for x
x = 1,343,886,059,277.12/1,908,698.38 - Step 6: Final answer
x = 704,085.08
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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.