Finding the Fourth Proportional to 2,357,651.68, 3,253,835.88 and 1,325,160.88
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Solution
The fourth proportional to 2,357,651.68, 3,253,835.88 and 1,325,160.88 is: 1,828,877.46
Step by Step Solution
- Step 1: Write the proportion equation
2,357,651.68 : 3,253,835.88 = 1,325,160.88 : x - Step 2: Convert to fraction form
2,357,651.68/3,253,835.88 = 1,325,160.88/x - Step 3: Cross multiply
2,357,651.68x = 3,253,835.88 × 1,325,160.88 - Step 4: Simplify right side
2,357,651.68x = 4,311,856,018,116.37 - Step 5: Solve for x
x = 4,311,856,018,116.37/2,357,651.68 - Step 6: Final answer
x = 1,828,877.46
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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.