Finding the Fourth Proportional to 2,682,862.84, 3,701,258.14 and 1,521,064.44
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Solution
The fourth proportional to 2,682,862.84, 3,701,258.14 and 1,521,064.44 is: 2,098,449.48
Step by Step Solution
- Step 1: Write the proportion equation
2,682,862.84 : 3,701,258.14 = 1,521,064.44 : x - Step 2: Convert to fraction form
2,682,862.84/3,701,258.14 = 1,521,064.44/x - Step 3: Cross multiply
2,682,862.84x = 3,701,258.14 × 1,521,064.44 - Step 4: Simplify right side
2,682,862.84x = 5,629,852,140,014.54 - Step 5: Solve for x
x = 5,629,852,140,014.54/2,682,862.84 - Step 6: Final answer
x = 2,098,449.48
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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.