Finding the Fourth Proportional to 1,791,540.88, 2,472,326.44 and 986,724.88
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Solution
The fourth proportional to 1,791,540.88, 2,472,326.44 and 986,724.88 is: 1,361,680.35
Step by Step Solution
- Step 1: Write the proportion equation
1,791,540.88 : 2,472,326.44 = 986,724.88 : x - Step 2: Convert to fraction form
1,791,540.88/2,472,326.44 = 986,724.88/x - Step 3: Cross multiply
1,791,540.88x = 2,472,326.44 × 986,724.88 - Step 4: Simplify right side
1,791,540.88x = 2,439,506,009,829.83 - Step 5: Solve for x
x = 2,439,506,009,829.83/1,791,540.88 - Step 6: Final answer
x = 1,361,680.35
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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.