Finding the Fourth Proportional to 1,721,588.08, 2,582,361.06 and 774,289.84
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Solution
The fourth proportional to 1,721,588.08, 2,582,361.06 and 774,289.84 is: 1,161,425.29
Step by Step Solution
- Step 1: Write the proportion equation
1,721,588.08 : 2,582,361.06 = 774,289.84 : x - Step 2: Convert to fraction form
1,721,588.08/2,582,361.06 = 774,289.84/x - Step 3: Cross multiply
1,721,588.08x = 2,582,361.06 × 774,289.84 - Step 4: Simplify right side
1,721,588.08x = 1,999,495,931,969.63 - Step 5: Solve for x
x = 1,999,495,931,969.63/1,721,588.08 - Step 6: Final answer
x = 1,161,425.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.