Finding the Fourth Proportional to 2,885,276.40, 4,319,620.20 and 1,765,532.40
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Solution
The fourth proportional to 2,885,276.40, 4,319,620.20 and 1,765,532.40 is: 2,643,223.17
Step by Step Solution
- Step 1: Write the proportion equation
2,885,276.40 : 4,319,620.20 = 1,765,532.40 : x - Step 2: Convert to fraction form
2,885,276.40/4,319,620.20 = 1,765,532.40/x - Step 3: Cross multiply
2,885,276.40x = 4,319,620.20 × 1,765,532.40 - Step 4: Simplify right side
2,885,276.40x = 7,626,429,418,794.48 - Step 5: Solve for x
x = 7,626,429,418,794.48/2,885,276.40 - Step 6: Final answer
x = 2,643,223.17
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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.