Finding the Fourth Proportional to 2,545,462.48, 3,512,752.08 and 1,498,929.12
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Solution
The fourth proportional to 2,545,462.48, 3,512,752.08 and 1,498,929.12 is: 2,068,530.35
Step by Step Solution
- Step 1: Write the proportion equation
2,545,462.48 : 3,512,752.08 = 1,498,929.12 : x - Step 2: Convert to fraction form
2,545,462.48/3,512,752.08 = 1,498,929.12/x - Step 3: Cross multiply
2,545,462.48x = 3,512,752.08 × 1,498,929.12 - Step 4: Simplify right side
2,545,462.48x = 5,265,366,384,052.57 - Step 5: Solve for x
x = 5,265,366,384,052.57/2,545,462.48 - Step 6: Final answer
x = 2,068,530.35
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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.