Finding the Fourth Proportional to 3,203,191.41, 4,420,404.45 and 1,752,886.77
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Solution
The fourth proportional to 3,203,191.41, 4,420,404.45 and 1,752,886.77 is: 2,418,983.91
Step by Step Solution
- Step 1: Write the proportion equation
3,203,191.41 : 4,420,404.45 = 1,752,886.77 : x - Step 2: Convert to fraction form
3,203,191.41/4,420,404.45 = 1,752,886.77/x - Step 3: Cross multiply
3,203,191.41x = 4,420,404.45 × 1,752,886.77 - Step 4: Simplify right side
3,203,191.41x = 7,748,468,478,454.13 - Step 5: Solve for x
x = 7,748,468,478,454.13/3,203,191.41 - Step 6: Final answer
x = 2,418,983.91
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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.