Finding the Fourth Proportional to 3,473,417.80, 5,211,048.30 and 1,229,321.80
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Solution
The fourth proportional to 3,473,417.80, 5,211,048.30 and 1,229,321.80 is: 1,844,308.88
Step by Step Solution
- Step 1: Write the proportion equation
3,473,417.80 : 5,211,048.30 = 1,229,321.80 : x - Step 2: Convert to fraction form
3,473,417.80/5,211,048.30 = 1,229,321.80/x - Step 3: Cross multiply
3,473,417.80x = 5,211,048.30 × 1,229,321.80 - Step 4: Simplify right side
3,473,417.80x = 6,406,055,276,042.94 - Step 5: Solve for x
x = 6,406,055,276,042.94/3,473,417.80 - Step 6: Final answer
x = 1,844,308.88
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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.