Finding the Fourth Proportional to 5,326,928.97, 7,996,079.65 and 2,295,790.71
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Solution
The fourth proportional to 5,326,928.97, 7,996,079.65 and 2,295,790.71 is: 3,446,136.69
Step by Step Solution
- Step 1: Write the proportion equation
5,326,928.97 : 7,996,079.65 = 2,295,790.71 : x - Step 2: Convert to fraction form
5,326,928.97/7,996,079.65 = 2,295,790.71/x - Step 3: Cross multiply
5,326,928.97x = 7,996,079.65 × 2,295,790.71 - Step 4: Simplify right side
5,326,928.97x = 18,357,325,376,890.05 - Step 5: Solve for x
x = 18,357,325,376,890.05/5,326,928.97 - Step 6: Final answer
x = 3,446,136.69
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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.