Finding the Fourth Proportional to 2,779,672.80, 4,169,509.20 and 984,583.20
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Solution
The fourth proportional to 2,779,672.80, 4,169,509.20 and 984,583.20 is: 1,476,874.80
Step by Step Solution
- Step 1: Write the proportion equation
2,779,672.80 : 4,169,509.20 = 984,583.20 : x - Step 2: Convert to fraction form
2,779,672.80/4,169,509.20 = 984,583.20/x - Step 3: Cross multiply
2,779,672.80x = 4,169,509.20 × 984,583.20 - Step 4: Simplify right side
2,779,672.80x = 4,105,228,710,565.44 - Step 5: Solve for x
x = 4,105,228,710,565.44/2,779,672.80 - Step 6: Final answer
x = 1,476,874.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.