Finding the Fourth Proportional to 1,602,843.68, 2,211,951.48 and 877,679.84
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Solution
The fourth proportional to 1,602,843.68, 2,211,951.48 and 877,679.84 is: 1,211,213.07
Step by Step Solution
- Step 1: Write the proportion equation
1,602,843.68 : 2,211,951.48 = 877,679.84 : x - Step 2: Convert to fraction form
1,602,843.68/2,211,951.48 = 877,679.84/x - Step 3: Cross multiply
1,602,843.68x = 2,211,951.48 × 877,679.84 - Step 4: Simplify right side
1,602,843.68x = 1,941,385,221,054.16 - Step 5: Solve for x
x = 1,941,385,221,054.16/1,602,843.68 - Step 6: Final answer
x = 1,211,213.07
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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.