Finding the Fourth Proportional to 2,122,913.94, 3,183,779.80 and 703,080.73
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Solution
The fourth proportional to 2,122,913.94, 3,183,779.80 and 703,080.73 is: 1,054,425.33
Step by Step Solution
- Step 1: Write the proportion equation
2,122,913.94 : 3,183,779.80 = 703,080.73 : x - Step 2: Convert to fraction form
2,122,913.94/3,183,779.80 = 703,080.73/x - Step 3: Cross multiply
2,122,913.94x = 3,183,779.80 × 703,080.73 - Step 4: Simplify right side
2,122,913.94x = 2,238,454,225,943.25 - Step 5: Solve for x
x = 2,238,454,225,943.25/2,122,913.94 - Step 6: Final answer
x = 1,054,425.33
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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.