Finding the Fourth Proportional to 4,807,711.74, 6,634,390.10 and 2,631,838.16
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Solution
The fourth proportional to 4,807,711.74, 6,634,390.10 and 2,631,838.16 is: 3,631,798.66
Step by Step Solution
- Step 1: Write the proportion equation
4,807,711.74 : 6,634,390.10 = 2,631,838.16 : x - Step 2: Convert to fraction form
4,807,711.74/6,634,390.10 = 2,631,838.16/x - Step 3: Cross multiply
4,807,711.74x = 6,634,390.10 × 2,631,838.16 - Step 4: Simplify right side
4,807,711.74x = 17,460,641,033,506.22 - Step 5: Solve for x
x = 17,460,641,033,506.22/4,807,711.74 - Step 6: Final answer
x = 3,631,798.66
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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.