Finding the Fourth Proportional to 1,917,649.51, 2,875,726.73 and 718,917.75
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Solution
The fourth proportional to 1,917,649.51, 2,875,726.73 and 718,917.75 is: 1,078,096.38
Step by Step Solution
- Step 1: Write the proportion equation
1,917,649.51 : 2,875,726.73 = 718,917.75 : x - Step 2: Convert to fraction form
1,917,649.51/2,875,726.73 = 718,917.75/x - Step 3: Cross multiply
1,917,649.51x = 2,875,726.73 × 718,917.75 - Step 4: Simplify right side
1,917,649.51x = 2,067,410,992,143.75 - Step 5: Solve for x
x = 2,067,410,992,143.75/1,917,649.51 - Step 6: Final answer
x = 1,078,096.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.