Finding the Fourth Proportional to 2,414,629.20, 3,331,461.65 and 1,447,406.58
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Solution
The fourth proportional to 2,414,629.20, 3,331,461.65 and 1,447,406.58 is: 1,996,985.51
Step by Step Solution
- Step 1: Write the proportion equation
2,414,629.20 : 3,331,461.65 = 1,447,406.58 : x - Step 2: Convert to fraction form
2,414,629.20/3,331,461.65 = 1,447,406.58/x - Step 3: Cross multiply
2,414,629.20x = 3,331,461.65 × 1,447,406.58 - Step 4: Simplify right side
2,414,629.20x = 4,821,979,513,227.66 - Step 5: Solve for x
x = 4,821,979,513,227.66/2,414,629.20 - Step 6: Final answer
x = 1,996,985.51
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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.