Finding the Fourth Proportional to 2,330,653.16, 3,216,462.83 and 1,412,920.99
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Solution
The fourth proportional to 2,330,653.16, 3,216,462.83 and 1,412,920.99 is: 1,949,928.85
Step by Step Solution
- Step 1: Write the proportion equation
2,330,653.16 : 3,216,462.83 = 1,412,920.99 : x - Step 2: Convert to fraction form
2,330,653.16/3,216,462.83 = 1,412,920.99/x - Step 3: Cross multiply
2,330,653.16x = 3,216,462.83 × 1,412,920.99 - Step 4: Simplify right side
2,330,653.16x = 4,544,607,830,956.04 - Step 5: Solve for x
x = 4,544,607,830,956.04/2,330,653.16 - Step 6: Final answer
x = 1,949,928.85
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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.