Finding the Fourth Proportional to 1,925,874.26, 2,657,673.80 and 1,066,416.06
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Solution
The fourth proportional to 1,925,874.26, 2,657,673.80 and 1,066,416.06 is: 1,471,636.07
Step by Step Solution
- Step 1: Write the proportion equation
1,925,874.26 : 2,657,673.80 = 1,066,416.06 : x - Step 2: Convert to fraction form
1,925,874.26/2,657,673.80 = 1,066,416.06/x - Step 3: Cross multiply
1,925,874.26x = 2,657,673.80 × 1,066,416.06 - Step 4: Simplify right side
1,925,874.26x = 2,834,186,022,561.23 - Step 5: Solve for x
x = 2,834,186,022,561.23/1,925,874.26 - Step 6: Final answer
x = 1,471,636.07
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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.