Finding the Fourth Proportional to 1,190,313.48, 1,785,433.14 and 291,757.80
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Solution
The fourth proportional to 1,190,313.48, 1,785,433.14 and 291,757.80 is: 437,627.61
Step by Step Solution
- Step 1: Write the proportion equation
1,190,313.48 : 1,785,433.14 = 291,757.80 : x - Step 2: Convert to fraction form
1,190,313.48/1,785,433.14 = 291,757.80/x - Step 3: Cross multiply
1,190,313.48x = 1,785,433.14 × 291,757.80 - Step 4: Simplify right side
1,190,313.48x = 520,914,044,973.49 - Step 5: Solve for x
x = 520,914,044,973.49/1,190,313.48 - Step 6: Final answer
x = 437,627.61
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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.