Finding the Fourth Proportional to 1,138,560.66, 1,708,121.28 and 802,258.02
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Solution
The fourth proportional to 1,138,560.66, 1,708,121.28 and 802,258.02 is: 1,203,584.53
Step by Step Solution
- Step 1: Write the proportion equation
1,138,560.66 : 1,708,121.28 = 802,258.02 : x - Step 2: Convert to fraction form
1,138,560.66/1,708,121.28 = 802,258.02/x - Step 3: Cross multiply
1,138,560.66x = 1,708,121.28 × 802,258.02 - Step 4: Simplify right side
1,138,560.66x = 1,370,353,996,012.67 - Step 5: Solve for x
x = 1,370,353,996,012.67/1,138,560.66 - Step 6: Final answer
x = 1,203,584.53
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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.