Finding the Fourth Proportional to 4,172,485.68, 6,259,627.67 and 1,293,794.61
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Solution
The fourth proportional to 4,172,485.68, 6,259,627.67 and 1,293,794.61 is: 1,940,970.72
Step by Step Solution
- Step 1: Write the proportion equation
4,172,485.68 : 6,259,627.67 = 1,293,794.61 : x - Step 2: Convert to fraction form
4,172,485.68/6,259,627.67 = 1,293,794.61/x - Step 3: Cross multiply
4,172,485.68x = 6,259,627.67 × 1,293,794.61 - Step 4: Simplify right side
4,172,485.68x = 8,098,672,540,052.86 - Step 5: Solve for x
x = 8,098,672,540,052.86/4,172,485.68 - Step 6: Final answer
x = 1,940,970.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.