Finding the Fourth Proportional to 1,908,342.46, 2,862,620.96 and 611,607.68
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Solution
The fourth proportional to 1,908,342.46, 2,862,620.96 and 611,607.68 is: 917,445.90
Step by Step Solution
- Step 1: Write the proportion equation
1,908,342.46 : 2,862,620.96 = 611,607.68 : x - Step 2: Convert to fraction form
1,908,342.46/2,862,620.96 = 611,607.68/x - Step 3: Cross multiply
1,908,342.46x = 2,862,620.96 × 611,607.68 - Step 4: Simplify right side
1,908,342.46x = 1,750,800,961,006.93 - Step 5: Solve for x
x = 1,750,800,961,006.93/1,908,342.46 - Step 6: Final answer
x = 917,445.90
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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.