Finding the Fourth Proportional to 1,732,157.16, 2,390,327.21 and 957,774.48
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Solution
The fourth proportional to 1,732,157.16, 2,390,327.21 and 957,774.48 is: 1,321,701.32
Step by Step Solution
- Step 1: Write the proportion equation
1,732,157.16 : 2,390,327.21 = 957,774.48 : x - Step 2: Convert to fraction form
1,732,157.16/2,390,327.21 = 957,774.48/x - Step 3: Cross multiply
1,732,157.16x = 2,390,327.21 × 957,774.48 - Step 4: Simplify right side
1,732,157.16x = 2,289,394,394,018.31 - Step 5: Solve for x
x = 2,289,394,394,018.31/1,732,157.16 - Step 6: Final answer
x = 1,321,701.32
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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.