Finding the Fourth Proportional to 2,558,294.97, 3,530,428.76 and 1,396,741.19
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Solution
The fourth proportional to 2,558,294.97, 3,530,428.76 and 1,396,741.19 is: 1,927,492.84
Step by Step Solution
- Step 1: Write the proportion equation
2,558,294.97 : 3,530,428.76 = 1,396,741.19 : x - Step 2: Convert to fraction form
2,558,294.97/3,530,428.76 = 1,396,741.19/x - Step 3: Cross multiply
2,558,294.97x = 3,530,428.76 × 1,396,741.19 - Step 4: Simplify right side
2,558,294.97x = 4,931,095,242,816.77 - Step 5: Solve for x
x = 4,931,095,242,816.77/2,558,294.97 - Step 6: Final answer
x = 1,927,492.84
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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.