Finding the Fourth Proportional to 4,187,816.13, 6,282,734.07 and 1,454,965.78
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Solution
The fourth proportional to 4,187,816.13, 6,282,734.07 and 1,454,965.78 is: 2,182,799.53
Step by Step Solution
- Step 1: Write the proportion equation
4,187,816.13 : 6,282,734.07 = 1,454,965.78 : x - Step 2: Convert to fraction form
4,187,816.13/6,282,734.07 = 1,454,965.78/x - Step 3: Cross multiply
4,187,816.13x = 6,282,734.07 × 1,454,965.78 - Step 4: Simplify right side
4,187,816.13x = 9,141,163,076,690.13 - Step 5: Solve for x
x = 9,141,163,076,690.13/4,187,816.13 - Step 6: Final answer
x = 2,182,799.53
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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.