Finding the Fourth Proportional to 5,602,445.94, 7,731,270.38 and 3,426,829.26
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Solution
The fourth proportional to 5,602,445.94, 7,731,270.38 and 3,426,829.26 is: 4,728,960.14
Step by Step Solution
- Step 1: Write the proportion equation
5,602,445.94 : 7,731,270.38 = 3,426,829.26 : x - Step 2: Convert to fraction form
5,602,445.94/7,731,270.38 = 3,426,829.26/x - Step 3: Cross multiply
5,602,445.94x = 7,731,270.38 × 3,426,829.26 - Step 4: Simplify right side
5,602,445.94x = 26,493,743,555,155.32 - Step 5: Solve for x
x = 26,493,743,555,155.32/5,602,445.94 - Step 6: Final answer
x = 4,728,960.14
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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.