Finding the Fourth Proportional to 3,450,363.04, 4,761,520.52 and 2,000,919.08
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Solution
The fourth proportional to 3,450,363.04, 4,761,520.52 and 2,000,919.08 is: 2,761,279.65
Step by Step Solution
- Step 1: Write the proportion equation
3,450,363.04 : 4,761,520.52 = 2,000,919.08 : x - Step 2: Convert to fraction form
3,450,363.04/4,761,520.52 = 2,000,919.08/x - Step 3: Cross multiply
3,450,363.04x = 4,761,520.52 × 2,000,919.08 - Step 4: Simplify right side
3,450,363.04x = 9,527,417,258,279.52 - Step 5: Solve for x
x = 9,527,417,258,279.52/3,450,363.04 - Step 6: Final answer
x = 2,761,279.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.