Finding the Fourth Proportional to 4,306,356.06, 5,942,878.38 and 2,651,876.90
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Solution
The fourth proportional to 4,306,356.06, 5,942,878.38 and 2,651,876.90 is: 3,659,656.02
Step by Step Solution
- Step 1: Write the proportion equation
4,306,356.06 : 5,942,878.38 = 2,651,876.90 : x - Step 2: Convert to fraction form
4,306,356.06/5,942,878.38 = 2,651,876.90/x - Step 3: Cross multiply
4,306,356.06x = 5,942,878.38 × 2,651,876.90 - Step 4: Simplify right side
4,306,356.06x = 15,759,781,865,717.03 - Step 5: Solve for x
x = 15,759,781,865,717.03/4,306,356.06 - Step 6: Final answer
x = 3,659,656.02
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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.