Finding the Fourth Proportional to 4,306,384.20, 6,459,576.30 and 1,747,594.20
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Solution
The fourth proportional to 4,306,384.20, 6,459,576.30 and 1,747,594.20 is: 2,621,391.30
Step by Step Solution
- Step 1: Write the proportion equation
4,306,384.20 : 6,459,576.30 = 1,747,594.20 : x - Step 2: Convert to fraction form
4,306,384.20/6,459,576.30 = 1,747,594.20/x - Step 3: Cross multiply
4,306,384.20x = 6,459,576.30 × 1,747,594.20 - Step 4: Simplify right side
4,306,384.20x = 11,288,718,076,337.46 - Step 5: Solve for x
x = 11,288,718,076,337.46/4,306,384.20 - Step 6: Final answer
x = 2,621,391.30
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1.5x scale
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.