Finding the Fourth Proportional to 1,648,599.48, 2,486,016.36 and 1,626,117.12
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Solution
The fourth proportional to 1,648,599.48, 2,486,016.36 and 1,626,117.12 is: 2,452,113.94
Step by Step Solution
- Step 1: Write the proportion equation
1,648,599.48 : 2,486,016.36 = 1,626,117.12 : x - Step 2: Convert to fraction form
1,648,599.48/2,486,016.36 = 1,626,117.12/x - Step 3: Cross multiply
1,648,599.48x = 2,486,016.36 × 1,626,117.12 - Step 4: Simplify right side
1,648,599.48x = 4,042,553,763,596.08 - Step 5: Solve for x
x = 4,042,553,763,596.08/1,648,599.48 - Step 6: Final answer
x = 2,452,113.94
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.