Finding the Fourth Proportional to 2,936,981.64, 4,405,472.70 and 1,043,797.80
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Solution
The fourth proportional to 2,936,981.64, 4,405,472.70 and 1,043,797.80 is: 1,565,696.79
Step by Step Solution
- Step 1: Write the proportion equation
2,936,981.64 : 4,405,472.70 = 1,043,797.80 : x - Step 2: Convert to fraction form
2,936,981.64/4,405,472.70 = 1,043,797.80/x - Step 3: Cross multiply
2,936,981.64x = 4,405,472.70 × 1,043,797.80 - Step 4: Simplify right side
2,936,981.64x = 4,598,422,712,220.06 - Step 5: Solve for x
x = 4,598,422,712,220.06/2,936,981.64 - Step 6: Final answer
x = 1,565,696.79
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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.