Finding the Fourth Proportional to 4,283,497.05, 6,425,267.73 and 1,443,633.81
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Solution
The fourth proportional to 4,283,497.05, 6,425,267.73 and 1,443,633.81 is: 2,165,458.18
Step by Step Solution
- Step 1: Write the proportion equation
4,283,497.05 : 6,425,267.73 = 1,443,633.81 : x - Step 2: Convert to fraction form
4,283,497.05/6,425,267.73 = 1,443,633.81/x - Step 3: Cross multiply
4,283,497.05x = 6,425,267.73 × 1,443,633.81 - Step 4: Simplify right side
4,283,497.05x = 9,275,733,733,329.95 - Step 5: Solve for x
x = 9,275,733,733,329.95/4,283,497.05 - Step 6: Final answer
x = 2,165,458.18
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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.