Finding the Fourth Proportional to 5,105,988, 7,660,294.56 and 1,911,160.08
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Solution
The fourth proportional to 5,105,988, 7,660,294.56 and 1,911,160.08 is: 2,867,231.41
Step by Step Solution
- Step 1: Write the proportion equation
5,105,988 : 7,660,294.56 = 1,911,160.08 : x - Step 2: Convert to fraction form
5,105,988/7,660,294.56 = 1,911,160.08/x - Step 3: Cross multiply
5,105,988x = 7,660,294.56 × 1,911,160.08 - Step 4: Simplify right side
5,105,988x = 14,640,049,164,113.16 - Step 5: Solve for x
x = 14,640,049,164,113.16/5,105,988 - Step 6: Final answer
x = 2,867,231.41
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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.