Finding the Fourth Proportional to 1,475,730.36, 2,036,511.72 and 863,772.12
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Solution
The fourth proportional to 1,475,730.36, 2,036,511.72 and 863,772.12 is: 1,192,007.76
Step by Step Solution
- Step 1: Write the proportion equation
1,475,730.36 : 2,036,511.72 = 863,772.12 : x - Step 2: Convert to fraction form
1,475,730.36/2,036,511.72 = 863,772.12/x - Step 3: Cross multiply
1,475,730.36x = 2,036,511.72 × 863,772.12 - Step 4: Simplify right side
1,475,730.36x = 1,759,082,045,789.25 - Step 5: Solve for x
x = 1,759,082,045,789.25/1,475,730.36 - Step 6: Final answer
x = 1,192,007.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.