Finding the Fourth Proportional to 4,447,359.27, 6,138,013.95 and 2,815,918.02
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Solution
The fourth proportional to 4,447,359.27, 6,138,013.95 and 2,815,918.02 is: 3,886,383.59
Step by Step Solution
- Step 1: Write the proportion equation
4,447,359.27 : 6,138,013.95 = 2,815,918.02 : x - Step 2: Convert to fraction form
4,447,359.27/6,138,013.95 = 2,815,918.02/x - Step 3: Cross multiply
4,447,359.27x = 6,138,013.95 × 2,815,918.02 - Step 4: Simplify right side
4,447,359.27x = 17,284,144,088,816.38 - Step 5: Solve for x
x = 17,284,144,088,816.38/4,447,359.27 - Step 6: Final answer
x = 3,886,383.59
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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.