Finding the Fourth Proportional to 1,119,927.53, 1,678,702.95 and 550,505.63
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Solution
The fourth proportional to 1,119,927.53, 1,678,702.95 and 550,505.63 is: 825,174.30
Step by Step Solution
- Step 1: Write the proportion equation
1,119,927.53 : 1,678,702.95 = 550,505.63 : x - Step 2: Convert to fraction form
1,119,927.53/1,678,702.95 = 550,505.63/x - Step 3: Cross multiply
1,119,927.53x = 1,678,702.95 × 550,505.63 - Step 4: Simplify right side
1,119,927.53x = 924,135,416,679.09 - Step 5: Solve for x
x = 924,135,416,679.09/1,119,927.53 - Step 6: Final answer
x = 825,174.30
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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.