Finding the Fourth Proportional to 2,118,647.53, 3,177,522.96 and 698,365.99
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Solution
The fourth proportional to 2,118,647.53, 3,177,522.96 and 698,365.99 is: 1,047,401.20
Step by Step Solution
- Step 1: Write the proportion equation
2,118,647.53 : 3,177,522.96 = 698,365.99 : x - Step 2: Convert to fraction form
2,118,647.53/3,177,522.96 = 698,365.99/x - Step 3: Cross multiply
2,118,647.53x = 3,177,522.96 × 698,365.99 - Step 4: Simplify right side
2,118,647.53x = 2,219,073,967,708.13 - Step 5: Solve for x
x = 2,219,073,967,708.13/2,118,647.53 - Step 6: Final answer
x = 1,047,401.20
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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.