Finding the Fourth Proportional to 1,613,177.08, 2,226,212.69 and 878,152.50
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Solution
The fourth proportional to 1,613,177.08, 2,226,212.69 and 878,152.50 is: 1,211,865.87
Step by Step Solution
- Step 1: Write the proportion equation
1,613,177.08 : 2,226,212.69 = 878,152.50 : x - Step 2: Convert to fraction form
1,613,177.08/2,226,212.69 = 878,152.50/x - Step 3: Cross multiply
1,613,177.08x = 2,226,212.69 × 878,152.50 - Step 4: Simplify right side
1,613,177.08x = 1,954,954,234,864.46 - Step 5: Solve for x
x = 1,954,954,234,864.46/1,613,177.08 - Step 6: Final answer
x = 1,211,865.87
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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.