Finding the Fourth Proportional to 6,228,908.70, 9,343,363.05 and 2,863,115.70
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Solution
The fourth proportional to 6,228,908.70, 9,343,363.05 and 2,863,115.70 is: 4,294,673.55
Step by Step Solution
- Step 1: Write the proportion equation
6,228,908.70 : 9,343,363.05 = 2,863,115.70 : x - Step 2: Convert to fraction form
6,228,908.70/9,343,363.05 = 2,863,115.70/x - Step 3: Cross multiply
6,228,908.70x = 9,343,363.05 × 2,863,115.70 - Step 4: Simplify right side
6,228,908.70x = 26,751,129,439,254.89 - Step 5: Solve for x
x = 26,751,129,439,254.89/6,228,908.70 - Step 6: Final answer
x = 4,294,673.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.