Finding the Fourth Proportional to 1,064,694.75, 1,596,254.80 and 643,877.07
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Solution
The fourth proportional to 1,064,694.75, 1,596,254.80 and 643,877.07 is: 965,339.47
Step by Step Solution
- Step 1: Write the proportion equation
1,064,694.75 : 1,596,254.80 = 643,877.07 : x - Step 2: Convert to fraction form
1,064,694.75/1,596,254.80 = 643,877.07/x - Step 3: Cross multiply
1,064,694.75x = 1,596,254.80 × 643,877.07 - Step 4: Simplify right side
1,064,694.75x = 1,027,791,863,597.44 - Step 5: Solve for x
x = 1,027,791,863,597.44/1,064,694.75 - Step 6: Final answer
x = 965,339.47
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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.