Finding the Fourth Proportional to 2,437,628.14, 3,363,842.55 and 1,349,945.02
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Solution
The fourth proportional to 2,437,628.14, 3,363,842.55 and 1,349,945.02 is: 1,862,877.45
Step by Step Solution
- Step 1: Write the proportion equation
2,437,628.14 : 3,363,842.55 = 1,349,945.02 : x - Step 2: Convert to fraction form
2,437,628.14/3,363,842.55 = 1,349,945.02/x - Step 3: Cross multiply
2,437,628.14x = 3,363,842.55 × 1,349,945.02 - Step 4: Simplify right side
2,437,628.14x = 4,541,002,498,436.60 - Step 5: Solve for x
x = 4,541,002,498,436.60/2,437,628.14 - Step 6: Final answer
x = 1,862,877.45
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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.