Finding the Fourth Proportional to 2,125,137.61, 2,932,751.36 and 1,158,330.52
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Solution
The fourth proportional to 2,125,137.61, 2,932,751.36 and 1,158,330.52 is: 1,598,529.62
Step by Step Solution
- Step 1: Write the proportion equation
2,125,137.61 : 2,932,751.36 = 1,158,330.52 : x - Step 2: Convert to fraction form
2,125,137.61/2,932,751.36 = 1,158,330.52/x - Step 3: Cross multiply
2,125,137.61x = 2,932,751.36 × 1,158,330.52 - Step 4: Simplify right side
2,125,137.61x = 3,397,095,403,423.46 - Step 5: Solve for x
x = 3,397,095,403,423.46/2,125,137.61 - Step 6: Final answer
x = 1,598,529.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.