Finding the Fourth Proportional to 1,436,743.95, 2,153,660.64 and 931,625.31
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Solution
The fourth proportional to 1,436,743.95, 2,153,660.64 and 931,625.31 is: 1,396,494.32
Step by Step Solution
- Step 1: Write the proportion equation
1,436,743.95 : 2,153,660.64 = 931,625.31 : x - Step 2: Convert to fraction form
1,436,743.95/2,153,660.64 = 931,625.31/x - Step 3: Cross multiply
1,436,743.95x = 2,153,660.64 × 931,625.31 - Step 4: Simplify right side
1,436,743.95x = 2,006,404,761,374.80 - Step 5: Solve for x
x = 2,006,404,761,374.80/1,436,743.95 - Step 6: Final answer
x = 1,396,494.32
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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.