Finding the Fourth Proportional to 1,715,976.63, 2,368,002.67 and 941,605.09
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Solution
The fourth proportional to 1,715,976.63, 2,368,002.67 and 941,605.09 is: 1,299,390.28
Step by Step Solution
- Step 1: Write the proportion equation
1,715,976.63 : 2,368,002.67 = 941,605.09 : x - Step 2: Convert to fraction form
1,715,976.63/2,368,002.67 = 941,605.09/x - Step 3: Cross multiply
1,715,976.63x = 2,368,002.67 × 941,605.09 - Step 4: Simplify right side
1,715,976.63x = 2,229,723,358,931.57 - Step 5: Solve for x
x = 2,229,723,358,931.57/1,715,976.63 - Step 6: Final answer
x = 1,299,390.28
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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.