Finding the Fourth Proportional to 3,842,307.91, 5,302,506.87 and 2,099,939.08
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Solution
The fourth proportional to 3,842,307.91, 5,302,506.87 and 2,099,939.08 is: 2,897,982.58
Step by Step Solution
- Step 1: Write the proportion equation
3,842,307.91 : 5,302,506.87 = 2,099,939.08 : x - Step 2: Convert to fraction form
3,842,307.91/5,302,506.87 = 2,099,939.08/x - Step 3: Cross multiply
3,842,307.91x = 5,302,506.87 × 2,099,939.08 - Step 4: Simplify right side
3,842,307.91x = 11,134,941,398,281.48 - Step 5: Solve for x
x = 11,134,941,398,281.48/3,842,307.91 - Step 6: Final answer
x = 2,897,982.58
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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.