Finding the Fourth Proportional to 2,657,524.47, 3,986,921.67 and 860,409.93
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Solution
The fourth proportional to 2,657,524.47, 3,986,921.67 and 860,409.93 is: 1,290,820.47
Step by Step Solution
- Step 1: Write the proportion equation
2,657,524.47 : 3,986,921.67 = 860,409.93 : x - Step 2: Convert to fraction form
2,657,524.47/3,986,921.67 = 860,409.93/x - Step 3: Cross multiply
2,657,524.47x = 3,986,921.67 × 860,409.93 - Step 4: Simplify right side
2,657,524.47x = 3,430,386,995,000.18 - Step 5: Solve for x
x = 3,430,386,995,000.18/2,657,524.47 - Step 6: Final answer
x = 1,290,820.47
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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.