Finding the Fourth Proportional to 2,221,392.12, 3,332,088.17 and 538,495.62
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Solution
The fourth proportional to 2,221,392.12, 3,332,088.17 and 538,495.62 is: 807,743.43
Step by Step Solution
- Step 1: Write the proportion equation
2,221,392.12 : 3,332,088.17 = 538,495.62 : x - Step 2: Convert to fraction form
2,221,392.12/3,332,088.17 = 538,495.62/x - Step 3: Cross multiply
2,221,392.12x = 3,332,088.17 × 538,495.62 - Step 4: Simplify right side
2,221,392.12x = 1,794,314,884,998.82 - Step 5: Solve for x
x = 1,794,314,884,998.82/2,221,392.12 - Step 6: Final answer
x = 807,743.43
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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.