Finding the Fourth Proportional to 2,438,006.64, 3,364,458.84 and 1,420,110.96
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Solution
The fourth proportional to 2,438,006.64, 3,364,458.84 and 1,420,110.96 is: 1,959,758.76
Step by Step Solution
- Step 1: Write the proportion equation
2,438,006.64 : 3,364,458.84 = 1,420,110.96 : x - Step 2: Convert to fraction form
2,438,006.64/3,364,458.84 = 1,420,110.96/x - Step 3: Cross multiply
2,438,006.64x = 3,364,458.84 × 1,420,110.96 - Step 4: Simplify right side
2,438,006.64x = 4,777,904,873,152.89 - Step 5: Solve for x
x = 4,777,904,873,152.89/2,438,006.64 - Step 6: Final answer
x = 1,959,758.76
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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.