Finding the Fourth Proportional to 1,209,865.95, 1,814,376.04 and 356,711.18
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Solution
The fourth proportional to 1,209,865.95, 1,814,376.04 and 356,711.18 is: 534,942.09
Step by Step Solution
- Step 1: Write the proportion equation
1,209,865.95 : 1,814,376.04 = 356,711.18 : x - Step 2: Convert to fraction form
1,209,865.95/1,814,376.04 = 356,711.18/x - Step 3: Cross multiply
1,209,865.95x = 1,814,376.04 × 356,711.18 - Step 4: Simplify right side
1,209,865.95x = 647,208,218,192.13 - Step 5: Solve for x
x = 647,208,218,192.13/1,209,865.95 - Step 6: Final answer
x = 534,942.09
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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.