Finding the Fourth Proportional to 1,874,809.08, 2,587,243.14 and 1,015,366.68
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Solution
The fourth proportional to 1,874,809.08, 2,587,243.14 and 1,015,366.68 is: 1,401,209.60
Step by Step Solution
- Step 1: Write the proportion equation
1,874,809.08 : 2,587,243.14 = 1,015,366.68 : x - Step 2: Convert to fraction form
1,874,809.08/2,587,243.14 = 1,015,366.68/x - Step 3: Cross multiply
1,874,809.08x = 2,587,243.14 × 1,015,366.68 - Step 4: Simplify right side
1,874,809.08x = 2,627,000,477,414.58 - Step 5: Solve for x
x = 2,627,000,477,414.58/1,874,809.08 - Step 6: Final answer
x = 1,401,209.60
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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.