Finding the Fourth Proportional to 2,024,955.20, 2,794,439.70 and 1,107,169.71
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Solution
The fourth proportional to 2,024,955.20, 2,794,439.70 and 1,107,169.71 is: 1,527,895.03
Step by Step Solution
- Step 1: Write the proportion equation
2,024,955.20 : 2,794,439.70 = 1,107,169.71 : x - Step 2: Convert to fraction form
2,024,955.20/2,794,439.70 = 1,107,169.71/x - Step 3: Cross multiply
2,024,955.20x = 2,794,439.70 × 1,107,169.71 - Step 4: Simplify right side
2,024,955.20x = 3,093,918,992,261.49 - Step 5: Solve for x
x = 3,093,918,992,261.49/2,024,955.20 - Step 6: Final answer
x = 1,527,895.03
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1.5x scale
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.