Finding the Fourth Proportional to 3,403,310.63, 4,696,668.90 and 1,875,516.17
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Solution
The fourth proportional to 3,403,310.63, 4,696,668.90 and 1,875,516.17 is: 2,588,267.55
Step by Step Solution
- Step 1: Write the proportion equation
3,403,310.63 : 4,696,668.90 = 1,875,516.17 : x - Step 2: Convert to fraction form
3,403,310.63/4,696,668.90 = 1,875,516.17/x - Step 3: Cross multiply
3,403,310.63x = 4,696,668.90 × 1,875,516.17 - Step 4: Simplify right side
3,403,310.63x = 8,808,678,443,602.77 - Step 5: Solve for x
x = 8,808,678,443,602.77/3,403,310.63 - Step 6: Final answer
x = 2,588,267.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.