Finding the Fourth Proportional to 1,966,427.96, 2,949,651.30 and 687,030.08
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Solution
The fourth proportional to 1,966,427.96, 2,949,651.30 and 687,030.08 is: 1,030,548.39
Step by Step Solution
- Step 1: Write the proportion equation
1,966,427.96 : 2,949,651.30 = 687,030.08 : x - Step 2: Convert to fraction form
1,966,427.96/2,949,651.30 = 687,030.08/x - Step 3: Cross multiply
1,966,427.96x = 2,949,651.30 × 687,030.08 - Step 4: Simplify right side
1,966,427.96x = 2,026,499,168,611.10 - Step 5: Solve for x
x = 2,026,499,168,611.10/1,966,427.96 - Step 6: Final answer
x = 1,030,548.39
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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.