Finding the Fourth Proportional to 1,724,259.10, 2,379,663.62 and 949,969.07
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Solution
The fourth proportional to 1,724,259.10, 2,379,663.62 and 949,969.07 is: 1,311,059.82
Step by Step Solution
- Step 1: Write the proportion equation
1,724,259.10 : 2,379,663.62 = 949,969.07 : x - Step 2: Convert to fraction form
1,724,259.10/2,379,663.62 = 949,969.07/x - Step 3: Cross multiply
1,724,259.10x = 2,379,663.62 × 949,969.07 - Step 4: Simplify right side
1,724,259.10x = 2,260,606,822,918.45 - Step 5: Solve for x
x = 2,260,606,822,918.45/1,724,259.10 - Step 6: Final answer
x = 1,311,059.82
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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.