Finding the Fourth Proportional to 2,686,145.40, 4,029,513.30 and 888,374.04
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Solution
The fourth proportional to 2,686,145.40, 4,029,513.30 and 888,374.04 is: 1,332,658.69
Step by Step Solution
- Step 1: Write the proportion equation
2,686,145.40 : 4,029,513.30 = 888,374.04 : x - Step 2: Convert to fraction form
2,686,145.40/4,029,513.30 = 888,374.04/x - Step 3: Cross multiply
2,686,145.40x = 4,029,513.30 × 888,374.04 - Step 4: Simplify right side
2,686,145.40x = 3,579,715,009,554.73 - Step 5: Solve for x
x = 3,579,715,009,554.73/2,686,145.40 - Step 6: Final answer
x = 1,332,658.69
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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.