Finding the Fourth Proportional to 6,490,876.84, 8,956,808.92 and 3,590,205.28
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Solution
The fourth proportional to 6,490,876.84, 8,956,808.92 and 3,590,205.28 is: 4,954,150.80
Step by Step Solution
- Step 1: Write the proportion equation
6,490,876.84 : 8,956,808.92 = 3,590,205.28 : x - Step 2: Convert to fraction form
6,490,876.84/8,956,808.92 = 3,590,205.28/x - Step 3: Cross multiply
6,490,876.84x = 8,956,808.92 × 3,590,205.28 - Step 4: Simplify right side
6,490,876.84x = 32,156,782,676,535.09 - Step 5: Solve for x
x = 32,156,782,676,535.09/6,490,876.84 - Step 6: Final answer
x = 4,954,150.80
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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.