Finding the Fourth Proportional to 1,879,257.72, 2,593,377.32 and 1,019,817.97
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Solution
The fourth proportional to 1,879,257.72, 2,593,377.32 and 1,019,817.97 is: 1,407,349.70
Step by Step Solution
- Step 1: Write the proportion equation
1,879,257.72 : 2,593,377.32 = 1,019,817.97 : x - Step 2: Convert to fraction form
1,879,257.72/2,593,377.32 = 1,019,817.97/x - Step 3: Cross multiply
1,879,257.72x = 2,593,377.32 × 1,019,817.97 - Step 4: Simplify right side
1,879,257.72x = 2,644,772,793,926.44 - Step 5: Solve for x
x = 2,644,772,793,926.44/1,879,257.72 - Step 6: Final answer
x = 1,407,349.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.