Finding the Fourth Proportional to 1,129,765.67, 1,559,088.91 and 620,468.04
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Solution
The fourth proportional to 1,129,765.67, 1,559,088.91 and 620,468.04 is: 856,252.64
Step by Step Solution
- Step 1: Write the proportion equation
1,129,765.67 : 1,559,088.91 = 620,468.04 : x - Step 2: Convert to fraction form
1,129,765.67/1,559,088.91 = 620,468.04/x - Step 3: Cross multiply
1,129,765.67x = 1,559,088.91 × 620,468.04 - Step 4: Simplify right side
1,129,765.67x = 967,364,840,173.44 - Step 5: Solve for x
x = 967,364,840,173.44/1,129,765.67 - Step 6: Final answer
x = 856,252.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.