Finding the Fourth Proportional to 2,858,643.49, 3,944,935.74 and 1,569,567.37
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Solution
The fourth proportional to 2,858,643.49, 3,944,935.74 and 1,569,567.37 is: 2,166,007.21
Step by Step Solution
- Step 1: Write the proportion equation
2,858,643.49 : 3,944,935.74 = 1,569,567.37 : x - Step 2: Convert to fraction form
2,858,643.49/3,944,935.74 = 1,569,567.37/x - Step 3: Cross multiply
2,858,643.49x = 3,944,935.74 × 1,569,567.37 - Step 4: Simplify right side
2,858,643.49x = 6,191,842,414,250.81 - Step 5: Solve for x
x = 6,191,842,414,250.81/2,858,643.49 - Step 6: Final answer
x = 2,166,007.21
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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.