Finding the Fourth Proportional to 2,654,230.10, 3,963,342.22 and 2,108,358.99
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Solution
The fourth proportional to 2,654,230.10, 3,963,342.22 and 2,108,358.99 is: 3,148,238.06
Step by Step Solution
- Step 1: Write the proportion equation
2,654,230.10 : 3,963,342.22 = 2,108,358.99 : x - Step 2: Convert to fraction form
2,654,230.10/3,963,342.22 = 2,108,358.99/x - Step 3: Cross multiply
2,654,230.10x = 3,963,342.22 × 2,108,358.99 - Step 4: Simplify right side
2,654,230.10x = 8,356,148,194,712.66 - Step 5: Solve for x
x = 8,356,148,194,712.66/2,654,230.10 - Step 6: Final answer
x = 3,148,238.06
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.