Finding the Fourth Proportional to 4,323,098.18, 6,485,782.98 and 1,553,645.63
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Solution
The fourth proportional to 4,323,098.18, 6,485,782.98 and 1,553,645.63 is: 2,330,876.60
Step by Step Solution
- Step 1: Write the proportion equation
4,323,098.18 : 6,485,782.98 = 1,553,645.63 : x - Step 2: Convert to fraction form
4,323,098.18/6,485,782.98 = 1,553,645.63/x - Step 3: Cross multiply
4,323,098.18x = 6,485,782.98 × 1,553,645.63 - Step 4: Simplify right side
4,323,098.18x = 10,076,608,379,776.96 - Step 5: Solve for x
x = 10,076,608,379,776.96/4,323,098.18 - Step 6: Final answer
x = 2,330,876.60
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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.