Finding the Fourth Proportional to 1,717,596.28, 2,370,805.86 and 1,072,605.88
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Solution
The fourth proportional to 1,717,596.28, 2,370,805.86 and 1,072,605.88 is: 1,480,522.71
Step by Step Solution
- Step 1: Write the proportion equation
1,717,596.28 : 2,370,805.86 = 1,072,605.88 : x - Step 2: Convert to fraction form
1,717,596.28/2,370,805.86 = 1,072,605.88/x - Step 3: Cross multiply
1,717,596.28x = 2,370,805.86 × 1,072,605.88 - Step 4: Simplify right side
1,717,596.28x = 2,542,940,305,774.46 - Step 5: Solve for x
x = 2,542,940,305,774.46/1,717,596.28 - Step 6: Final answer
x = 1,480,522.71
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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.