Finding the Fourth Proportional to 1,297,249.76, 1,937,357.68 and 1,105,668.80
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Solution
The fourth proportional to 1,297,249.76, 1,937,357.68 and 1,105,668.80 is: 1,651,244.05
Step by Step Solution
- Step 1: Write the proportion equation
1,297,249.76 : 1,937,357.68 = 1,105,668.80 : x - Step 2: Convert to fraction form
1,297,249.76/1,937,357.68 = 1,105,668.80/x - Step 3: Cross multiply
1,297,249.76x = 1,937,357.68 × 1,105,668.80 - Step 4: Simplify right side
1,297,249.76x = 2,142,075,941,216.38 - Step 5: Solve for x
x = 2,142,075,941,216.38/1,297,249.76 - Step 6: Final answer
x = 1,651,244.05
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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.