Finding the Fourth Proportional to 4,542,900.31, 6,812,875.68 and 1,509,451.48
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Solution
The fourth proportional to 4,542,900.31, 6,812,875.68 and 1,509,451.48 is: 2,263,687.20
Step by Step Solution
- Step 1: Write the proportion equation
4,542,900.31 : 6,812,875.68 = 1,509,451.48 : x - Step 2: Convert to fraction form
4,542,900.31/6,812,875.68 = 1,509,451.48/x - Step 3: Cross multiply
4,542,900.31x = 6,812,875.68 × 1,509,451.48 - Step 4: Simplify right side
4,542,900.31x = 10,283,705,278,232.01 - Step 5: Solve for x
x = 10,283,705,278,232.01/4,542,900.31 - Step 6: Final answer
x = 2,263,687.20
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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.