Finding the Fourth Proportional to 1,665,664.63, 2,298,617.96 and 901,718.19
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Solution
The fourth proportional to 1,665,664.63, 2,298,617.96 and 901,718.19 is: 1,244,371.52
Step by Step Solution
- Step 1: Write the proportion equation
1,665,664.63 : 2,298,617.96 = 901,718.19 : x - Step 2: Convert to fraction form
1,665,664.63/2,298,617.96 = 901,718.19/x - Step 3: Cross multiply
1,665,664.63x = 2,298,617.96 × 901,718.19 - Step 4: Simplify right side
1,665,664.63x = 2,072,705,621,884.10 - Step 5: Solve for x
x = 2,072,705,621,884.10/1,665,664.63 - Step 6: Final answer
x = 1,244,371.52
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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.