Finding the Fourth Proportional to 4,509,903.06, 6,764,134.41 and 1,314,281.70
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Solution
The fourth proportional to 4,509,903.06, 6,764,134.41 and 1,314,281.70 is: 1,971,212.67
Step by Step Solution
- Step 1: Write the proportion equation
4,509,903.06 : 6,764,134.41 = 1,314,281.70 : x - Step 2: Convert to fraction form
4,509,903.06/6,764,134.41 = 1,314,281.70/x - Step 3: Cross multiply
4,509,903.06x = 6,764,134.41 × 1,314,281.70 - Step 4: Simplify right side
4,509,903.06x = 8,889,978,071,403.30 - Step 5: Solve for x
x = 8,889,978,071,403.30/4,509,903.06 - Step 6: Final answer
x = 1,971,212.67
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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.