Finding the Fourth Proportional to 2,574,785.68, 3,552,841.52 and 1,542,051.42
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Solution
The fourth proportional to 2,574,785.68, 3,552,841.52 and 1,542,051.42 is: 2,127,813.73
Step by Step Solution
- Step 1: Write the proportion equation
2,574,785.68 : 3,552,841.52 = 1,542,051.42 : x - Step 2: Convert to fraction form
2,574,785.68/3,552,841.52 = 1,542,051.42/x - Step 3: Cross multiply
2,574,785.68x = 3,552,841.52 × 1,542,051.42 - Step 4: Simplify right side
2,574,785.68x = 5,478,664,310,950.96 - Step 5: Solve for x
x = 5,478,664,310,950.96/2,574,785.68 - Step 6: Final answer
x = 2,127,813.73
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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.