Finding the Fourth Proportional to 2,251,374.66, 3,106,902.24 and 1,218,893.40
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Solution
The fourth proportional to 2,251,374.66, 3,106,902.24 and 1,218,893.40 is: 1,682,075.71
Step by Step Solution
- Step 1: Write the proportion equation
2,251,374.66 : 3,106,902.24 = 1,218,893.40 : x - Step 2: Convert to fraction form
2,251,374.66/3,106,902.24 = 1,218,893.40/x - Step 3: Cross multiply
2,251,374.66x = 3,106,902.24 × 1,218,893.40 - Step 4: Simplify right side
2,251,374.66x = 3,786,982,634,781.22 - Step 5: Solve for x
x = 3,786,982,634,781.22/2,251,374.66 - Step 6: Final answer
x = 1,682,075.71
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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.