Finding the Fourth Proportional to 1,832,991.62, 2,529,555.94 and 1,017,248.14
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Solution
The fourth proportional to 1,832,991.62, 2,529,555.94 and 1,017,248.14 is: 1,403,817.70
Step by Step Solution
- Step 1: Write the proportion equation
1,832,991.62 : 2,529,555.94 = 1,017,248.14 : x - Step 2: Convert to fraction form
1,832,991.62/2,529,555.94 = 1,017,248.14/x - Step 3: Cross multiply
1,832,991.62x = 2,529,555.94 × 1,017,248.14 - Step 4: Simplify right side
1,832,991.62x = 2,573,186,074,990.95 - Step 5: Solve for x
x = 2,573,186,074,990.95/1,832,991.62 - Step 6: Final answer
x = 1,403,817.70
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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.