Finding the Fourth Proportional to 1,472,853.06, 2,032,517.85 and 828,273.08
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Solution
The fourth proportional to 1,472,853.06, 2,032,517.85 and 828,273.08 is: 1,143,005.95
Step by Step Solution
- Step 1: Write the proportion equation
1,472,853.06 : 2,032,517.85 = 828,273.08 : x - Step 2: Convert to fraction form
1,472,853.06/2,032,517.85 = 828,273.08/x - Step 3: Cross multiply
1,472,853.06x = 2,032,517.85 × 828,273.08 - Step 4: Simplify right side
1,472,853.06x = 1,683,479,809,611.89 - Step 5: Solve for x
x = 1,683,479,809,611.89/1,472,853.06 - Step 6: Final answer
x = 1,143,005.95
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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.