Finding the Fourth Proportional to 1,138,515.18, 1,708,052.94 and 802,212.63
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Solution
The fourth proportional to 1,138,515.18, 1,708,052.94 and 802,212.63 is: 1,203,516.36
Step by Step Solution
- Step 1: Write the proportion equation
1,138,515.18 : 1,708,052.94 = 802,212.63 : x - Step 2: Convert to fraction form
1,138,515.18/1,708,052.94 = 802,212.63/x - Step 3: Cross multiply
1,138,515.18x = 1,708,052.94 × 802,212.63 - Step 4: Simplify right side
1,138,515.18x = 1,370,221,641,176.63 - Step 5: Solve for x
x = 1,370,221,641,176.63/1,138,515.18 - Step 6: Final answer
x = 1,203,516.36
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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.