Finding the Fourth Proportional to 2,363,445.24, 3,261,512.70 and 1,344,828.12
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Solution
The fourth proportional to 2,363,445.24, 3,261,512.70 and 1,344,828.12 is: 1,855,839.06
Step by Step Solution
- Step 1: Write the proportion equation
2,363,445.24 : 3,261,512.70 = 1,344,828.12 : x - Step 2: Convert to fraction form
2,363,445.24/3,261,512.70 = 1,344,828.12/x - Step 3: Cross multiply
2,363,445.24x = 3,261,512.70 × 1,344,828.12 - Step 4: Simplify right side
2,363,445.24x = 4,386,173,992,697.12 - Step 5: Solve for x
x = 4,386,173,992,697.12/2,363,445.24 - Step 6: Final answer
x = 1,855,839.06
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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.