Finding the Fourth Proportional to 1,475,966.72, 2,212,049.21 and 716,338.13
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Solution
The fourth proportional to 1,475,966.72, 2,212,049.21 and 716,338.13 is: 1,073,584.63
Step by Step Solution
- Step 1: Write the proportion equation
1,475,966.72 : 2,212,049.21 = 716,338.13 : x - Step 2: Convert to fraction form
1,475,966.72/2,212,049.21 = 716,338.13/x - Step 3: Cross multiply
1,475,966.72x = 2,212,049.21 × 716,338.13 - Step 4: Simplify right side
1,475,966.72x = 1,584,575,190,977.69 - Step 5: Solve for x
x = 1,584,575,190,977.69/1,475,966.72 - Step 6: Final answer
x = 1,073,584.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.