Finding the Fourth Proportional to 1,503,562.80, 2,074,788.37 and 850,156.80
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Solution
The fourth proportional to 1,503,562.80, 2,074,788.37 and 850,156.80 is: 1,173,143.84
Step by Step Solution
- Step 1: Write the proportion equation
1,503,562.80 : 2,074,788.37 = 850,156.80 : x - Step 2: Convert to fraction form
1,503,562.80/2,074,788.37 = 850,156.80/x - Step 3: Cross multiply
1,503,562.80x = 2,074,788.37 × 850,156.80 - Step 4: Simplify right side
1,503,562.80x = 1,763,895,441,316.42 - Step 5: Solve for x
x = 1,763,895,441,316.42/1,503,562.80 - Step 6: Final answer
x = 1,173,143.84
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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.