Finding the Fourth Proportional to 4,729,725.84, 6,527,021.41 and 2,554,268.78
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Solution
The fourth proportional to 4,729,725.84, 6,527,021.41 and 2,554,268.78 is: 3,524,890.78
Step by Step Solution
- Step 1: Write the proportion equation
4,729,725.84 : 6,527,021.41 = 2,554,268.78 : x - Step 2: Convert to fraction form
4,729,725.84/6,527,021.41 = 2,554,268.78/x - Step 3: Cross multiply
4,729,725.84x = 6,527,021.41 × 2,554,268.78 - Step 4: Simplify right side
4,729,725.84x = 16,671,767,013,954.58 - Step 5: Solve for x
x = 16,671,767,013,954.58/4,729,725.84 - Step 6: Final answer
x = 3,524,890.78
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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.