Finding the Fourth Proportional to 1,246,430.84, 1,869,277.20 and 347,655.85
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Solution
The fourth proportional to 1,246,430.84, 1,869,277.20 and 347,655.85 is: 521,380.83
Step by Step Solution
- Step 1: Write the proportion equation
1,246,430.84 : 1,869,277.20 = 347,655.85 : x - Step 2: Convert to fraction form
1,246,430.84/1,869,277.20 = 347,655.85/x - Step 3: Cross multiply
1,246,430.84x = 1,869,277.20 × 347,655.85 - Step 4: Simplify right side
1,246,430.84x = 649,865,147,874.72 - Step 5: Solve for x
x = 649,865,147,874.72/1,246,430.84 - Step 6: Final answer
x = 521,380.83
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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.