Finding the Fourth Proportional to 2,844,772.80, 4,258,864.80 and 2,761,828.80
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Solution
The fourth proportional to 2,844,772.80, 4,258,864.80 and 2,761,828.80 is: 4,134,690.64
Step by Step Solution
- Step 1: Write the proportion equation
2,844,772.80 : 4,258,864.80 = 2,761,828.80 : x - Step 2: Convert to fraction form
2,844,772.80/4,258,864.80 = 2,761,828.80/x - Step 3: Cross multiply
2,844,772.80x = 4,258,864.80 × 2,761,828.80 - Step 4: Simplify right side
2,844,772.80x = 11,762,255,459,946.24 - Step 5: Solve for x
x = 11,762,255,459,946.24/2,844,772.80 - Step 6: Final answer
x = 4,134,690.64
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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.