Finding the Fourth Proportional to 3,669,005.70, 5,492,449.35 and 3,226,637.70
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Solution
The fourth proportional to 3,669,005.70, 5,492,449.35 and 3,226,637.70 is: 4,830,230.75
Step by Step Solution
- Step 1: Write the proportion equation
3,669,005.70 : 5,492,449.35 = 3,226,637.70 : x - Step 2: Convert to fraction form
3,669,005.70/5,492,449.35 = 3,226,637.70/x - Step 3: Cross multiply
3,669,005.70x = 5,492,449.35 × 3,226,637.70 - Step 4: Simplify right side
3,669,005.70x = 17,722,144,138,050.50 - Step 5: Solve for x
x = 17,722,144,138,050.50/3,669,005.70 - Step 6: Final answer
x = 4,830,230.75
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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.