Finding the Fourth Proportional to 3,412,135.50, 4,710,279.54 and 2,251,264.98
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Solution
The fourth proportional to 3,412,135.50, 4,710,279.54 and 2,251,264.98 is: 3,107,756.82
Step by Step Solution
- Step 1: Write the proportion equation
3,412,135.50 : 4,710,279.54 = 2,251,264.98 : x - Step 2: Convert to fraction form
3,412,135.50/4,710,279.54 = 2,251,264.98/x - Step 3: Cross multiply
3,412,135.50x = 4,710,279.54 × 2,251,264.98 - Step 4: Simplify right side
3,412,135.50x = 10,604,087,374,412.51 - Step 5: Solve for x
x = 10,604,087,374,412.51/3,412,135.50 - Step 6: Final answer
x = 3,107,756.82
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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.