Finding the Fourth Proportional to 3,586,330.08, 5,379,485.40 and 1,190,354.94
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Solution
The fourth proportional to 3,586,330.08, 5,379,485.40 and 1,190,354.94 is: 1,785,529.18
Step by Step Solution
- Step 1: Write the proportion equation
3,586,330.08 : 5,379,485.40 = 1,190,354.94 : x - Step 2: Convert to fraction form
3,586,330.08/5,379,485.40 = 1,190,354.94/x - Step 3: Cross multiply
3,586,330.08x = 5,379,485.40 × 1,190,354.94 - Step 4: Simplify right side
3,586,330.08x = 6,403,497,020,547.88 - Step 5: Solve for x
x = 6,403,497,020,547.88/3,586,330.08 - Step 6: Final answer
x = 1,785,529.18
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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.