Finding the Fourth Proportional to 1,216,852.96, 1,679,774.16 and 758,194.14
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Solution
The fourth proportional to 1,216,852.96, 1,679,774.16 and 758,194.14 is: 1,046,630.09
Step by Step Solution
- Step 1: Write the proportion equation
1,216,852.96 : 1,679,774.16 = 758,194.14 : x - Step 2: Convert to fraction form
1,216,852.96/1,679,774.16 = 758,194.14/x - Step 3: Cross multiply
1,216,852.96x = 1,679,774.16 × 758,194.14 - Step 4: Simplify right side
1,216,852.96x = 1,273,594,916,645.02 - Step 5: Solve for x
x = 1,273,594,916,645.02/1,216,852.96 - Step 6: Final answer
x = 1,046,630.09
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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.