Finding the Fourth Proportional to 5,276,839.74, 7,282,162.14 and 2,953,674.48
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Solution
The fourth proportional to 5,276,839.74, 7,282,162.14 and 2,953,674.48 is: 4,076,139.80
Step by Step Solution
- Step 1: Write the proportion equation
5,276,839.74 : 7,282,162.14 = 2,953,674.48 : x - Step 2: Convert to fraction form
5,276,839.74/7,282,162.14 = 2,953,674.48/x - Step 3: Cross multiply
5,276,839.74x = 7,282,162.14 × 2,953,674.48 - Step 4: Simplify right side
5,276,839.74x = 21,509,136,488,372.02 - Step 5: Solve for x
x = 21,509,136,488,372.02/5,276,839.74 - Step 6: Final answer
x = 4,076,139.80
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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.