Finding the Fourth Proportional to 2,064,954.06, 2,849,716.56 and 1,412,946.81
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Solution
The fourth proportional to 2,064,954.06, 2,849,716.56 and 1,412,946.81 is: 1,949,921.31
Step by Step Solution
- Step 1: Write the proportion equation
2,064,954.06 : 2,849,716.56 = 1,412,946.81 : x - Step 2: Convert to fraction form
2,064,954.06/2,849,716.56 = 1,412,946.81/x - Step 3: Cross multiply
2,064,954.06x = 2,849,716.56 × 1,412,946.81 - Step 4: Simplify right side
2,064,954.06x = 4,026,497,922,856.17 - Step 5: Solve for x
x = 4,026,497,922,856.17/2,064,954.06 - Step 6: Final answer
x = 1,949,921.31
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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.