Finding the Fourth Proportional to 1,383,530.48, 2,075,140.12 and 372,727.12
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Solution
The fourth proportional to 1,383,530.48, 2,075,140.12 and 372,727.12 is: 559,048.76
Step by Step Solution
- Step 1: Write the proportion equation
1,383,530.48 : 2,075,140.12 = 372,727.12 : x - Step 2: Convert to fraction form
1,383,530.48/2,075,140.12 = 372,727.12/x - Step 3: Cross multiply
1,383,530.48x = 2,075,140.12 × 372,727.12 - Step 4: Simplify right side
1,383,530.48x = 773,461,000,524.06 - Step 5: Solve for x
x = 773,461,000,524.06/1,383,530.48 - Step 6: Final answer
x = 559,048.76
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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.