Finding the Fourth Proportional to 6,283,891.63, 9,425,823.52 and 1,672,879.02
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Solution
The fourth proportional to 6,283,891.63, 9,425,823.52 and 1,672,879.02 is: 2,509,314.82
Step by Step Solution
- Step 1: Write the proportion equation
6,283,891.63 : 9,425,823.52 = 1,672,879.02 : x - Step 2: Convert to fraction form
6,283,891.63/9,425,823.52 = 1,672,879.02/x - Step 3: Cross multiply
6,283,891.63x = 9,425,823.52 × 1,672,879.02 - Step 4: Simplify right side
6,283,891.63x = 15,768,262,412,830.55 - Step 5: Solve for x
x = 15,768,262,412,830.55/6,283,891.63 - Step 6: Final answer
x = 2,509,314.82
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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.