Finding the Fourth Proportional to 2,657,147.29, 3,986,353.64 and 860,031.07
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Solution
The fourth proportional to 2,657,147.29, 3,986,353.64 and 860,031.07 is: 1,290,251.39
Step by Step Solution
- Step 1: Write the proportion equation
2,657,147.29 : 3,986,353.64 = 860,031.07 : x - Step 2: Convert to fraction form
2,657,147.29/3,986,353.64 = 860,031.07/x - Step 3: Cross multiply
2,657,147.29x = 3,986,353.64 × 860,031.07 - Step 4: Simplify right side
2,657,147.29x = 3,428,387,978,591.79 - Step 5: Solve for x
x = 3,428,387,978,591.79/2,657,147.29 - Step 6: Final answer
x = 1,290,251.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.