Finding the Fourth Proportional to 3,567,347.92, 4,921,538.70 and 2,038,634.92
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Solution
The fourth proportional to 3,567,347.92, 4,921,538.70 and 2,038,634.92 is: 2,812,515.31
Step by Step Solution
- Step 1: Write the proportion equation
3,567,347.92 : 4,921,538.70 = 2,038,634.92 : x - Step 2: Convert to fraction form
3,567,347.92/4,921,538.70 = 2,038,634.92/x - Step 3: Cross multiply
3,567,347.92x = 4,921,538.70 × 2,038,634.92 - Step 4: Simplify right side
3,567,347.92x = 10,033,220,653,951.40 - Step 5: Solve for x
x = 10,033,220,653,951.40/3,567,347.92 - Step 6: Final answer
x = 2,812,515.31
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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.