Finding the Fourth Proportional to 1,602,649.63, 2,211,656.08 and 877,497.16
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Solution
The fourth proportional to 1,602,649.63, 2,211,656.08 and 877,497.16 is: 1,210,945.86
Step by Step Solution
- Step 1: Write the proportion equation
1,602,649.63 : 2,211,656.08 = 877,497.16 : x - Step 2: Convert to fraction form
1,602,649.63/2,211,656.08 = 877,497.16/x - Step 3: Cross multiply
1,602,649.63x = 2,211,656.08 × 877,497.16 - Step 4: Simplify right side
1,602,649.63x = 1,940,721,929,096.73 - Step 5: Solve for x
x = 1,940,721,929,096.73/1,602,649.63 - Step 6: Final answer
x = 1,210,945.86
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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.