Finding the Fourth Proportional to 3,537,296.64, 4,880,083.68 and 2,176,807.68
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Solution
The fourth proportional to 3,537,296.64, 4,880,083.68 and 2,176,807.68 is: 3,003,141.87
Step by Step Solution
- Step 1: Write the proportion equation
3,537,296.64 : 4,880,083.68 = 2,176,807.68 : x - Step 2: Convert to fraction form
3,537,296.64/4,880,083.68 = 2,176,807.68/x - Step 3: Cross multiply
3,537,296.64x = 4,880,083.68 × 2,176,807.68 - Step 4: Simplify right side
3,537,296.64x = 10,623,003,633,666.66 - Step 5: Solve for x
x = 10,623,003,633,666.66/3,537,296.64 - Step 6: Final answer
x = 3,003,141.87
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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.