Finding the Fourth Proportional to 5,566,480.80, 8,349,721.20 and 4,306,768.80
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Solution
The fourth proportional to 5,566,480.80, 8,349,721.20 and 4,306,768.80 is: 6,460,153.20
Step by Step Solution
- Step 1: Write the proportion equation
5,566,480.80 : 8,349,721.20 = 4,306,768.80 : x - Step 2: Convert to fraction form
5,566,480.80/8,349,721.20 = 4,306,768.80/x - Step 3: Cross multiply
5,566,480.80x = 8,349,721.20 × 4,306,768.80 - Step 4: Simplify right side
5,566,480.80x = 35,960,318,752,858.56 - Step 5: Solve for x
x = 35,960,318,752,858.56/5,566,480.80 - Step 6: Final answer
x = 6,460,153.20
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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.