Finding the Fourth Proportional to 1,512,710.60, 2,087,540.66 and 833,647.08
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Solution
The fourth proportional to 1,512,710.60, 2,087,540.66 and 833,647.08 is: 1,150,432.99
Step by Step Solution
- Step 1: Write the proportion equation
1,512,710.60 : 2,087,540.66 = 833,647.08 : x - Step 2: Convert to fraction form
1,512,710.60/2,087,540.66 = 833,647.08/x - Step 3: Cross multiply
1,512,710.60x = 2,087,540.66 × 833,647.08 - Step 4: Simplify right side
1,512,710.60x = 1,740,272,175,590.27 - Step 5: Solve for x
x = 1,740,272,175,590.27/1,512,710.60 - Step 6: Final answer
x = 1,150,432.99
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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.