Finding the Fourth Proportional to 1,320,158.63, 1,980,664.41 and 610,652.09
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Solution
The fourth proportional to 1,320,158.63, 1,980,664.41 and 610,652.09 is: 916,175.39
Step by Step Solution
- Step 1: Write the proportion equation
1,320,158.63 : 1,980,664.41 = 610,652.09 : x - Step 2: Convert to fraction form
1,320,158.63/1,980,664.41 = 610,652.09/x - Step 3: Cross multiply
1,320,158.63x = 1,980,664.41 × 610,652.09 - Step 4: Simplify right side
1,320,158.63x = 1,209,496,848,598.53 - Step 5: Solve for x
x = 1,209,496,848,598.53/1,320,158.63 - Step 6: Final answer
x = 916,175.39
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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.