Finding the Fourth Proportional to 1,602,876.97, 2,211,970.17 and 877,769.02
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Solution
The fourth proportional to 1,602,876.97, 2,211,970.17 and 877,769.02 is: 1,211,321.22
Step by Step Solution
- Step 1: Write the proportion equation
1,602,876.97 : 2,211,970.17 = 877,769.02 : x - Step 2: Convert to fraction form
1,602,876.97/2,211,970.17 = 877,769.02/x - Step 3: Cross multiply
1,602,876.97x = 2,211,970.17 × 877,769.02 - Step 4: Simplify right side
1,602,876.97x = 1,941,598,888,390.13 - Step 5: Solve for x
x = 1,941,598,888,390.13/1,602,876.97 - Step 6: Final answer
x = 1,211,321.22
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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.