Finding the Fourth Proportional to 5,298,338.88, 7,302,962.88 and 3,747,597.12
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Solution
The fourth proportional to 5,298,338.88, 7,302,962.88 and 3,747,597.12 is: 5,165,498.71
Step by Step Solution
- Step 1: Write the proportion equation
5,298,338.88 : 7,302,962.88 = 3,747,597.12 : x - Step 2: Convert to fraction form
5,298,338.88/7,302,962.88 = 3,747,597.12/x - Step 3: Cross multiply
5,298,338.88x = 7,302,962.88 × 3,747,597.12 - Step 4: Simplify right side
5,298,338.88x = 27,368,562,656,554.91 - Step 5: Solve for x
x = 27,368,562,656,554.91/5,298,338.88 - Step 6: Final answer
x = 5,165,498.71
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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.