Finding the Fourth Proportional to 1,606,283.08, 2,216,649.97 and 917,947.05
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Solution
The fourth proportional to 1,606,283.08, 2,216,649.97 and 917,947.05 is: 1,266,755.11
Step by Step Solution
- Step 1: Write the proportion equation
1,606,283.08 : 2,216,649.97 = 917,947.05 : x - Step 2: Convert to fraction form
1,606,283.08/2,216,649.97 = 917,947.05/x - Step 3: Cross multiply
1,606,283.08x = 2,216,649.97 × 917,947.05 - Step 4: Simplify right side
1,606,283.08x = 2,034,767,300,844.09 - Step 5: Solve for x
x = 2,034,767,300,844.09/1,606,283.08 - Step 6: Final answer
x = 1,266,755.11
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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.