Finding the Fourth Proportional to 1,163,162.64, 1,605,147.84 and 653,865.84
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Solution
The fourth proportional to 1,163,162.64, 1,605,147.84 and 653,865.84 is: 902,325.53
Step by Step Solution
- Step 1: Write the proportion equation
1,163,162.64 : 1,605,147.84 = 653,865.84 : x - Step 2: Convert to fraction form
1,163,162.64/1,605,147.84 = 653,865.84/x - Step 3: Cross multiply
1,163,162.64x = 1,605,147.84 × 653,865.84 - Step 4: Simplify right side
1,163,162.64x = 1,049,551,340,725.79 - Step 5: Solve for x
x = 1,049,551,340,725.79/1,163,162.64 - Step 6: Final answer
x = 902,325.53
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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.