Finding the Fourth Proportional to 2,710,863.24, 4,066,324.08 and 817,621.08
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Solution
The fourth proportional to 2,710,863.24, 4,066,324.08 and 817,621.08 is: 1,226,440.43
Step by Step Solution
- Step 1: Write the proportion equation
2,710,863.24 : 4,066,324.08 = 817,621.08 : x - Step 2: Convert to fraction form
2,710,863.24/4,066,324.08 = 817,621.08/x - Step 3: Cross multiply
2,710,863.24x = 4,066,324.08 × 817,621.08 - Step 4: Simplify right side
2,710,863.24x = 3,324,712,285,919.61 - Step 5: Solve for x
x = 3,324,712,285,919.61/2,710,863.24 - Step 6: Final answer
x = 1,226,440.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.