Finding the Fourth Proportional to 4,368,669.30, 6,553,003.95 and 2,455,481.70
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Solution
The fourth proportional to 4,368,669.30, 6,553,003.95 and 2,455,481.70 is: 3,683,222.55
Step by Step Solution
- Step 1: Write the proportion equation
4,368,669.30 : 6,553,003.95 = 2,455,481.70 : x - Step 2: Convert to fraction form
4,368,669.30/6,553,003.95 = 2,455,481.70/x - Step 3: Cross multiply
4,368,669.30x = 6,553,003.95 × 2,455,481.70 - Step 4: Simplify right side
4,368,669.30x = 16,090,781,279,252.72 - Step 5: Solve for x
x = 16,090,781,279,252.72/4,368,669.30 - Step 6: Final answer
x = 3,683,222.55
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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.