Finding the Fourth Proportional to 2,723,641.92, 3,755,838.24 and 1,805,551.68
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Solution
The fourth proportional to 2,723,641.92, 3,755,838.24 and 1,805,551.68 is: 2,489,813.36
Step by Step Solution
- Step 1: Write the proportion equation
2,723,641.92 : 3,755,838.24 = 1,805,551.68 : x - Step 2: Convert to fraction form
2,723,641.92/3,755,838.24 = 1,805,551.68/x - Step 3: Cross multiply
2,723,641.92x = 3,755,838.24 × 1,805,551.68 - Step 4: Simplify right side
2,723,641.92x = 6,781,360,044,040.24 - Step 5: Solve for x
x = 6,781,360,044,040.24/2,723,641.92 - Step 6: Final answer
x = 2,489,813.36
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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.