Finding the Fourth Proportional to 2,825,481.84, 4,238,222.72 and 830,937.84
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Solution
The fourth proportional to 2,825,481.84, 4,238,222.72 and 830,937.84 is: 1,246,406.75
Step by Step Solution
- Step 1: Write the proportion equation
2,825,481.84 : 4,238,222.72 = 830,937.84 : x - Step 2: Convert to fraction form
2,825,481.84/4,238,222.72 = 830,937.84/x - Step 3: Cross multiply
2,825,481.84x = 4,238,222.72 × 830,937.84 - Step 4: Simplify right side
2,825,481.84x = 3,521,699,632,395.72 - Step 5: Solve for x
x = 3,521,699,632,395.72/2,825,481.84 - Step 6: Final answer
x = 1,246,406.75
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1.5x scale
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.