Finding the Fourth Proportional to 4,125,138.63, 6,187,873.79 and 1,965,053.31
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Solution
The fourth proportional to 4,125,138.63, 6,187,873.79 and 1,965,053.31 is: 2,947,658.97
Step by Step Solution
- Step 1: Write the proportion equation
4,125,138.63 : 6,187,873.79 = 1,965,053.31 : x - Step 2: Convert to fraction form
4,125,138.63/6,187,873.79 = 1,965,053.31/x - Step 3: Cross multiply
4,125,138.63x = 6,187,873.79 × 1,965,053.31 - Step 4: Simplify right side
4,125,138.63x = 12,159,501,872,901.75 - Step 5: Solve for x
x = 12,159,501,872,901.75/4,125,138.63 - Step 6: Final answer
x = 2,947,658.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.