Finding the Fourth Proportional to 2,207,479.84, 3,046,391.30 and 1,336,474.28
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Solution
The fourth proportional to 2,207,479.84, 3,046,391.30 and 1,336,474.28 is: 1,844,376.36
Step by Step Solution
- Step 1: Write the proportion equation
2,207,479.84 : 3,046,391.30 = 1,336,474.28 : x - Step 2: Convert to fraction form
2,207,479.84/3,046,391.30 = 1,336,474.28/x - Step 3: Cross multiply
2,207,479.84x = 3,046,391.30 × 1,336,474.28 - Step 4: Simplify right side
2,207,479.84x = 4,071,423,630,222.93 - Step 5: Solve for x
x = 4,071,423,630,222.93/2,207,479.84 - Step 6: Final answer
x = 1,844,376.36
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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.