Finding the Fourth Proportional to 2,384,768.70, 3,291,836.81 and 1,417,896.68
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Solution
The fourth proportional to 2,384,768.70, 3,291,836.81 and 1,417,896.68 is: 1,957,206.36
Step by Step Solution
- Step 1: Write the proportion equation
2,384,768.70 : 3,291,836.81 = 1,417,896.68 : x - Step 2: Convert to fraction form
2,384,768.70/3,291,836.81 = 1,417,896.68/x - Step 3: Cross multiply
2,384,768.70x = 3,291,836.81 × 1,417,896.68 - Step 4: Simplify right side
2,384,768.70x = 4,667,484,460,452.12 - Step 5: Solve for x
x = 4,667,484,460,452.12/2,384,768.70 - Step 6: Final answer
x = 1,957,206.36
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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.