Finding the Fourth Proportional to 1,975,887.88, 2,726,728.14 and 1,070,469.88
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Solution
The fourth proportional to 1,975,887.88, 2,726,728.14 and 1,070,469.88 is: 1,477,249.99
Step by Step Solution
- Step 1: Write the proportion equation
1,975,887.88 : 2,726,728.14 = 1,070,469.88 : x - Step 2: Convert to fraction form
1,975,887.88/2,726,728.14 = 1,070,469.88/x - Step 3: Cross multiply
1,975,887.88x = 2,726,728.14 × 1,070,469.88 - Step 4: Simplify right side
1,975,887.88x = 2,918,880,344,818.42 - Step 5: Solve for x
x = 2,918,880,344,818.42/1,975,887.88 - Step 6: Final answer
x = 1,477,249.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.