Finding the Fourth Proportional to 2,848,406.82, 3,930,801.12 and 1,559,248.08
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Solution
The fourth proportional to 2,848,406.82, 3,930,801.12 and 1,559,248.08 is: 2,151,762.19
Step by Step Solution
- Step 1: Write the proportion equation
2,848,406.82 : 3,930,801.12 = 1,559,248.08 : x - Step 2: Convert to fraction form
2,848,406.82/3,930,801.12 = 1,559,248.08/x - Step 3: Cross multiply
2,848,406.82x = 3,930,801.12 × 1,559,248.08 - Step 4: Simplify right side
2,848,406.82x = 6,129,094,099,221.85 - Step 5: Solve for x
x = 6,129,094,099,221.85/2,848,406.82 - Step 6: Final answer
x = 2,151,762.19
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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.