Finding the Fourth Proportional to 5,148,083.38, 7,719,097.11 and 1,953,434.05
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Solution
The fourth proportional to 5,148,083.38, 7,719,097.11 and 1,953,434.05 is: 2,929,002.12
Step by Step Solution
- Step 1: Write the proportion equation
5,148,083.38 : 7,719,097.11 = 1,953,434.05 : x - Step 2: Convert to fraction form
5,148,083.38/7,719,097.11 = 1,953,434.05/x - Step 3: Cross multiply
5,148,083.38x = 7,719,097.11 × 1,953,434.05 - Step 4: Simplify right side
5,148,083.38x = 15,078,747,129,930.60 - Step 5: Solve for x
x = 15,078,747,129,930.60/5,148,083.38 - Step 6: Final answer
x = 2,929,002.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.