Finding the Fourth Proportional to 1,540,861.10, 2,125,871.93 and 887,474.06
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Solution
The fourth proportional to 1,540,861.10, 2,125,871.93 and 887,474.06 is: 1,224,416.78
Step by Step Solution
- Step 1: Write the proportion equation
1,540,861.10 : 2,125,871.93 = 887,474.06 : x - Step 2: Convert to fraction form
1,540,861.10/2,125,871.93 = 887,474.06/x - Step 3: Cross multiply
1,540,861.10x = 2,125,871.93 × 887,474.06 - Step 4: Simplify right side
1,540,861.10x = 1,886,656,177,690.41 - Step 5: Solve for x
x = 1,886,656,177,690.41/1,540,861.10 - Step 6: Final answer
x = 1,224,416.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.