Finding the Fourth Proportional to 1,242,048.55, 1,863,534.14 and 862,769.44
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Solution
The fourth proportional to 1,242,048.55, 1,863,534.14 and 862,769.44 is: 1,294,474.61
Step by Step Solution
- Step 1: Write the proportion equation
1,242,048.55 : 1,863,534.14 = 862,769.44 : x - Step 2: Convert to fraction form
1,242,048.55/1,863,534.14 = 862,769.44/x - Step 3: Cross multiply
1,242,048.55x = 1,863,534.14 × 862,769.44 - Step 4: Simplify right side
1,242,048.55x = 1,607,800,312,492.72 - Step 5: Solve for x
x = 1,607,800,312,492.72/1,242,048.55 - Step 6: Final answer
x = 1,294,474.61
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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.