Finding the Fourth Proportional to 1,064,655.60, 1,469,246.97 and 581,241.12
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Solution
The fourth proportional to 1,064,655.60, 1,469,246.97 and 581,241.12 is: 802,124.89
Step by Step Solution
- Step 1: Write the proportion equation
1,064,655.60 : 1,469,246.97 = 581,241.12 : x - Step 2: Convert to fraction form
1,064,655.60/1,469,246.97 = 581,241.12/x - Step 3: Cross multiply
1,064,655.60x = 1,469,246.97 × 581,241.12 - Step 4: Simplify right side
1,064,655.60x = 853,986,754,399.41 - Step 5: Solve for x
x = 853,986,754,399.41/1,064,655.60 - Step 6: Final answer
x = 802,124.89
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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.