Finding the Fourth Proportional to 2,268,251.56, 3,130,177.71 and 1,235,756.14
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Solution
The fourth proportional to 2,268,251.56, 3,130,177.71 and 1,235,756.14 is: 1,705,338.33
Step by Step Solution
- Step 1: Write the proportion equation
2,268,251.56 : 3,130,177.71 = 1,235,756.14 : x - Step 2: Convert to fraction form
2,268,251.56/3,130,177.71 = 1,235,756.14/x - Step 3: Cross multiply
2,268,251.56x = 3,130,177.71 × 1,235,756.14 - Step 4: Simplify right side
2,268,251.56x = 3,868,136,324,423.64 - Step 5: Solve for x
x = 3,868,136,324,423.64/2,268,251.56 - Step 6: Final answer
x = 1,705,338.33
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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.