Finding the Fourth Proportional to 1,595,282.22, 2,201,515.74 and 870,129.99
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Solution
The fourth proportional to 1,595,282.22, 2,201,515.74 and 870,129.99 is: 1,200,793.72
Step by Step Solution
- Step 1: Write the proportion equation
1,595,282.22 : 2,201,515.74 = 870,129.99 : x - Step 2: Convert to fraction form
1,595,282.22/2,201,515.74 = 870,129.99/x - Step 3: Cross multiply
1,595,282.22x = 2,201,515.74 × 870,129.99 - Step 4: Simplify right side
1,595,282.22x = 1,915,604,868,831.04 - Step 5: Solve for x
x = 1,915,604,868,831.04/1,595,282.22 - Step 6: Final answer
x = 1,200,793.72
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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.