Finding the Fourth Proportional to 1,154,613.78, 1,732,203.08 and 813,722.36
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Solution
The fourth proportional to 1,154,613.78, 1,732,203.08 and 813,722.36 is: 1,220,782.56
Step by Step Solution
- Step 1: Write the proportion equation
1,154,613.78 : 1,732,203.08 = 813,722.36 : x - Step 2: Convert to fraction form
1,154,613.78/1,732,203.08 = 813,722.36/x - Step 3: Cross multiply
1,154,613.78x = 1,732,203.08 × 813,722.36 - Step 4: Simplify right side
1,154,613.78x = 1,409,532,365,527.24 - Step 5: Solve for x
x = 1,409,532,365,527.24/1,154,613.78 - Step 6: Final answer
x = 1,220,782.56
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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.