Finding the Fourth Proportional to 2,023,183.31, 2,791,959.90 and 1,105,392.65
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Solution
The fourth proportional to 2,023,183.31, 2,791,959.90 and 1,105,392.65 is: 1,525,423.79
Step by Step Solution
- Step 1: Write the proportion equation
2,023,183.31 : 2,791,959.90 = 1,105,392.65 : x - Step 2: Convert to fraction form
2,023,183.31/2,791,959.90 = 1,105,392.65/x - Step 3: Cross multiply
2,023,183.31x = 2,791,959.90 × 1,105,392.65 - Step 4: Simplify right side
2,023,183.31x = 3,086,211,938,594.94 - Step 5: Solve for x
x = 3,086,211,938,594.94/2,023,183.31 - Step 6: Final answer
x = 1,525,423.79
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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.