Finding the Fourth Proportional to 1,119,103.20, 1,678,652.70 and 350,659.73
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Solution
The fourth proportional to 1,119,103.20, 1,678,652.70 and 350,659.73 is: 525,988.94
Step by Step Solution
- Step 1: Write the proportion equation
1,119,103.20 : 1,678,652.70 = 350,659.73 : x - Step 2: Convert to fraction form
1,119,103.20/1,678,652.70 = 350,659.73/x - Step 3: Cross multiply
1,119,103.20x = 1,678,652.70 × 350,659.73 - Step 4: Simplify right side
1,119,103.20x = 588,635,902,545.77 - Step 5: Solve for x
x = 588,635,902,545.77/1,119,103.20 - Step 6: Final answer
x = 525,988.94
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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.