Finding the Fourth Proportional to 1,418,284.88, 2,116,365.38 and 1,265,431.16
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Solution
The fourth proportional to 1,418,284.88, 2,116,365.38 and 1,265,431.16 is: 1,888,276.99
Step by Step Solution
- Step 1: Write the proportion equation
1,418,284.88 : 2,116,365.38 = 1,265,431.16 : x - Step 2: Convert to fraction form
1,418,284.88/2,116,365.38 = 1,265,431.16/x - Step 3: Cross multiply
1,418,284.88x = 2,116,365.38 × 1,265,431.16 - Step 4: Simplify right side
1,418,284.88x = 2,678,114,697,797.24 - Step 5: Solve for x
x = 2,678,114,697,797.24/1,418,284.88 - Step 6: Final answer
x = 1,888,276.99
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.