Finding the Fourth Proportional to 2,211,482.12, 3,051,943.52 and 1,244,675.03
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Solution
The fourth proportional to 2,211,482.12, 3,051,943.52 and 1,244,675.03 is: 1,717,706.80
Step by Step Solution
- Step 1: Write the proportion equation
2,211,482.12 : 3,051,943.52 = 1,244,675.03 : x - Step 2: Convert to fraction form
2,211,482.12/3,051,943.52 = 1,244,675.03/x - Step 3: Cross multiply
2,211,482.12x = 3,051,943.52 × 1,244,675.03 - Step 4: Simplify right side
2,211,482.12x = 3,798,677,870,831.21 - Step 5: Solve for x
x = 3,798,677,870,831.21/2,211,482.12 - Step 6: Final answer
x = 1,717,706.80
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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.