Finding the Fourth Proportional to 1,380,952.80, 2,068,863.12 and 750,396.96
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Solution
The fourth proportional to 1,380,952.80, 2,068,863.12 and 750,396.96 is: 1,124,201.06
Step by Step Solution
- Step 1: Write the proportion equation
1,380,952.80 : 2,068,863.12 = 750,396.96 : x - Step 2: Convert to fraction form
1,380,952.80/2,068,863.12 = 750,396.96/x - Step 3: Cross multiply
1,380,952.80x = 2,068,863.12 × 750,396.96 - Step 4: Simplify right side
1,380,952.80x = 1,552,468,595,904.12 - Step 5: Solve for x
x = 1,552,468,595,904.12/1,380,952.80 - Step 6: Final answer
x = 1,124,201.06
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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.