Finding the Fourth Proportional to 1,925,214.14, 2,655,961.53 and 1,160,843.06
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Solution
The fourth proportional to 1,925,214.14, 2,655,961.53 and 1,160,843.06 is: 1,601,460.56
Step by Step Solution
- Step 1: Write the proportion equation
1,925,214.14 : 2,655,961.53 = 1,160,843.06 : x - Step 2: Convert to fraction form
1,925,214.14/2,655,961.53 = 1,160,843.06/x - Step 3: Cross multiply
1,925,214.14x = 2,655,961.53 × 1,160,843.06 - Step 4: Simplify right side
1,925,214.14x = 3,083,154,509,727.48 - Step 5: Solve for x
x = 3,083,154,509,727.48/1,925,214.14 - Step 6: Final answer
x = 1,601,460.56
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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.