Finding the Fourth Proportional to 2,848,140.12, 3,930,437.61 and 1,559,062.11
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Solution
The fourth proportional to 2,848,140.12, 3,930,437.61 and 1,559,062.11 is: 2,151,508.04
Step by Step Solution
- Step 1: Write the proportion equation
2,848,140.12 : 3,930,437.61 = 1,559,062.11 : x - Step 2: Convert to fraction form
2,848,140.12/3,930,437.61 = 1,559,062.11/x - Step 3: Cross multiply
2,848,140.12x = 3,930,437.61 × 1,559,062.11 - Step 4: Simplify right side
2,848,140.12x = 6,127,796,353,469.96 - Step 5: Solve for x
x = 6,127,796,353,469.96/2,848,140.12 - Step 6: Final answer
x = 2,151,508.04
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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.