Finding the Fourth Proportional to 1,564,230.75, 2,158,638.44 and 848,838.75
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Solution
The fourth proportional to 1,564,230.75, 2,158,638.44 and 848,838.75 is: 1,171,397.48
Step by Step Solution
- Step 1: Write the proportion equation
1,564,230.75 : 2,158,638.44 = 848,838.75 : x - Step 2: Convert to fraction form
1,564,230.75/2,158,638.44 = 848,838.75/x - Step 3: Cross multiply
1,564,230.75x = 2,158,638.44 × 848,838.75 - Step 4: Simplify right side
1,564,230.75x = 1,832,335,950,867.36 - Step 5: Solve for x
x = 1,832,335,950,867.36/1,564,230.75 - Step 6: Final answer
x = 1,171,397.48
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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.