Finding the Fourth Proportional to 1,447,160.97, 2,167,847.35 and 870,465.72
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Solution
The fourth proportional to 1,447,160.97, 2,167,847.35 and 870,465.72 is: 1,303,957.79
Step by Step Solution
- Step 1: Write the proportion equation
1,447,160.97 : 2,167,847.35 = 870,465.72 : x - Step 2: Convert to fraction form
1,447,160.97/2,167,847.35 = 870,465.72/x - Step 3: Cross multiply
1,447,160.97x = 2,167,847.35 × 870,465.72 - Step 4: Simplify right side
1,447,160.97x = 1,887,036,812,607.49 - Step 5: Solve for x
x = 1,887,036,812,607.49/1,447,160.97 - Step 6: Final answer
x = 1,303,957.79
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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.