Finding the Fourth Proportional to 2,652,275.08, 3,978,440.36 and 2,123,159.68
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Solution
The fourth proportional to 2,652,275.08, 3,978,440.36 and 2,123,159.68 is: 3,184,761.73
Step by Step Solution
- Step 1: Write the proportion equation
2,652,275.08 : 3,978,440.36 = 2,123,159.68 : x - Step 2: Convert to fraction form
2,652,275.08/3,978,440.36 = 2,123,159.68/x - Step 3: Cross multiply
2,652,275.08x = 3,978,440.36 × 2,123,159.68 - Step 4: Simplify right side
2,652,275.08x = 8,446,864,161,636.69 - Step 5: Solve for x
x = 8,446,864,161,636.69/2,652,275.08 - Step 6: Final answer
x = 3,184,761.73
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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.