Finding the Fourth Proportional to 2,127,263.07, 3,190,922.37 and 707,319.14
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Solution
The fourth proportional to 2,127,263.07, 3,190,922.37 and 707,319.14 is: 1,060,987.95
Step by Step Solution
- Step 1: Write the proportion equation
2,127,263.07 : 3,190,922.37 = 707,319.14 : x - Step 2: Convert to fraction form
2,127,263.07/3,190,922.37 = 707,319.14/x - Step 3: Cross multiply
2,127,263.07x = 3,190,922.37 × 707,319.14 - Step 4: Simplify right side
2,127,263.07x = 2,257,000,474,532.47 - Step 5: Solve for x
x = 2,257,000,474,532.47/2,127,263.07 - Step 6: Final answer
x = 1,060,987.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.