Finding the Fourth Proportional to 4,998,612.44, 6,898,152.12 and 2,793,378.36
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Solution
The fourth proportional to 4,998,612.44, 6,898,152.12 and 2,793,378.36 is: 3,854,899.55
Step by Step Solution
- Step 1: Write the proportion equation
4,998,612.44 : 6,898,152.12 = 2,793,378.36 : x - Step 2: Convert to fraction form
4,998,612.44/6,898,152.12 = 2,793,378.36/x - Step 3: Cross multiply
4,998,612.44x = 6,898,152.12 × 2,793,378.36 - Step 4: Simplify right side
4,998,612.44x = 19,269,148,855,996.12 - Step 5: Solve for x
x = 19,269,148,855,996.12/4,998,612.44 - Step 6: Final answer
x = 3,854,899.55
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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.