Finding the Fourth Proportional to 3,480,192.80, 4,803,243.66 and 2,029,888.24
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Solution
The fourth proportional to 3,480,192.80, 4,803,243.66 and 2,029,888.24 is: 2,801,582.66
Step by Step Solution
- Step 1: Write the proportion equation
3,480,192.80 : 4,803,243.66 = 2,029,888.24 : x - Step 2: Convert to fraction form
3,480,192.80/4,803,243.66 = 2,029,888.24/x - Step 3: Cross multiply
3,480,192.80x = 4,803,243.66 × 2,029,888.24 - Step 4: Simplify right side
3,480,192.80x = 9,750,047,819,288.56 - Step 5: Solve for x
x = 9,750,047,819,288.56/3,480,192.80 - Step 6: Final answer
x = 2,801,582.66
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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.