Finding the Fourth Proportional to 1,551,277.80, 2,326,916.70 and 414,037.80
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Solution
The fourth proportional to 1,551,277.80, 2,326,916.70 and 414,037.80 is: 621,056.70
Step by Step Solution
- Step 1: Write the proportion equation
1,551,277.80 : 2,326,916.70 = 414,037.80 : x - Step 2: Convert to fraction form
1,551,277.80/2,326,916.70 = 414,037.80/x - Step 3: Cross multiply
1,551,277.80x = 2,326,916.70 × 414,037.80 - Step 4: Simplify right side
1,551,277.80x = 963,431,471,251.26 - Step 5: Solve for x
x = 963,431,471,251.26/1,551,277.80 - Step 6: Final answer
x = 621,056.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.