Finding the Fourth Proportional to 4,139,447.77, 6,210,204.96 and 1,443,811.72
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Solution
The fourth proportional to 4,139,447.77, 6,210,204.96 and 1,443,811.72 is: 2,166,077.99
Step by Step Solution
- Step 1: Write the proportion equation
4,139,447.77 : 6,210,204.96 = 1,443,811.72 : x - Step 2: Convert to fraction form
4,139,447.77/6,210,204.96 = 1,443,811.72/x - Step 3: Cross multiply
4,139,447.77x = 6,210,204.96 × 1,443,811.72 - Step 4: Simplify right side
4,139,447.77x = 8,966,366,704,850.13 - Step 5: Solve for x
x = 8,966,366,704,850.13/4,139,447.77 - Step 6: Final answer
x = 2,166,077.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.