Finding the Fourth Proportional to 1,875,351.58, 2,587,982.84 and 1,015,915.39
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Solution
The fourth proportional to 1,875,351.58, 2,587,982.84 and 1,015,915.39 is: 1,401,961.97
Step by Step Solution
- Step 1: Write the proportion equation
1,875,351.58 : 2,587,982.84 = 1,015,915.39 : x - Step 2: Convert to fraction form
1,875,351.58/2,587,982.84 = 1,015,915.39/x - Step 3: Cross multiply
1,875,351.58x = 2,587,982.84 × 1,015,915.39 - Step 4: Simplify right side
1,875,351.58x = 2,629,171,588,472.06 - Step 5: Solve for x
x = 2,629,171,588,472.06/1,875,351.58 - Step 6: Final answer
x = 1,401,961.97
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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.