Finding the Fourth Proportional to 1,118,234.17, 1,543,122.41 and 608,925.37
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Solution
The fourth proportional to 1,118,234.17, 1,543,122.41 and 608,925.37 is: 840,294.82
Step by Step Solution
- Step 1: Write the proportion equation
1,118,234.17 : 1,543,122.41 = 608,925.37 : x - Step 2: Convert to fraction form
1,118,234.17/1,543,122.41 = 608,925.37/x - Step 3: Cross multiply
1,118,234.17x = 1,543,122.41 × 608,925.37 - Step 4: Simplify right side
1,118,234.17x = 939,646,379,845.58 - Step 5: Solve for x
x = 939,646,379,845.58/1,118,234.17 - Step 6: Final answer
x = 840,294.82
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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.