Finding the Fourth Proportional to 4,715,032.68, 7,077,495.42 and 4,178,719.80
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Solution
The fourth proportional to 4,715,032.68, 7,077,495.42 and 4,178,719.80 is: 6,272,463.47
Step by Step Solution
- Step 1: Write the proportion equation
4,715,032.68 : 7,077,495.42 = 4,178,719.80 : x - Step 2: Convert to fraction form
4,715,032.68/7,077,495.42 = 4,178,719.80/x - Step 3: Cross multiply
4,715,032.68x = 7,077,495.42 × 4,178,719.80 - Step 4: Simplify right side
4,715,032.68x = 29,574,870,245,963.31 - Step 5: Solve for x
x = 29,574,870,245,963.31/4,715,032.68 - Step 6: Final answer
x = 6,272,463.47
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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.