Finding the Fourth Proportional to 6,954,920.70, 10,432,271.70 and 1,906,231.20
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Solution
The fourth proportional to 6,954,920.70, 10,432,271.70 and 1,906,231.20 is: 2,859,316.83
Step by Step Solution
- Step 1: Write the proportion equation
6,954,920.70 : 10,432,271.70 = 1,906,231.20 : x - Step 2: Convert to fraction form
6,954,920.70/10,432,271.70 = 1,906,231.20/x - Step 3: Cross multiply
6,954,920.70x = 10,432,271.70 × 1,906,231.20 - Step 4: Simplify right side
6,954,920.70x = 19,886,321,801,417.04 - Step 5: Solve for x
x = 19,886,321,801,417.04/6,954,920.70 - Step 6: Final answer
x = 2,859,316.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.