Finding the Fourth Proportional to 3,499,919.94, 4,829,860.64 and 1,951,163.08
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Solution
The fourth proportional to 3,499,919.94, 4,829,860.64 and 1,951,163.08 is: 2,692,588.95
Step by Step Solution
- Step 1: Write the proportion equation
3,499,919.94 : 4,829,860.64 = 1,951,163.08 : x - Step 2: Convert to fraction form
3,499,919.94/4,829,860.64 = 1,951,163.08/x - Step 3: Cross multiply
3,499,919.94x = 4,829,860.64 × 1,951,163.08 - Step 4: Simplify right side
3,499,919.94x = 9,423,845,762,313.17 - Step 5: Solve for x
x = 9,423,845,762,313.17/3,499,919.94 - Step 6: Final answer
x = 2,692,588.95
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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.