Finding the Fourth Proportional to 1,774,286.36, 2,448,512.72 and 1,010,339.90
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Solution
The fourth proportional to 1,774,286.36, 2,448,512.72 and 1,010,339.90 is: 1,394,267.66
Step by Step Solution
- Step 1: Write the proportion equation
1,774,286.36 : 2,448,512.72 = 1,010,339.90 : x - Step 2: Convert to fraction form
1,774,286.36/2,448,512.72 = 1,010,339.90/x - Step 3: Cross multiply
1,774,286.36x = 2,448,512.72 × 1,010,339.90 - Step 4: Simplify right side
1,774,286.36x = 2,473,830,096,673.53 - Step 5: Solve for x
x = 2,473,830,096,673.53/1,774,286.36 - Step 6: Final answer
x = 1,394,267.66
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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.