Finding the Fourth Proportional to 990,780.14, 1,483,647.29 and 652,796.12
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Solution
The fourth proportional to 990,780.14, 1,483,647.29 and 652,796.12 is: 977,531.90
Step by Step Solution
- Step 1: Write the proportion equation
990,780.14 : 1,483,647.29 = 652,796.12 : x - Step 2: Convert to fraction form
990,780.14/1,483,647.29 = 652,796.12/x - Step 3: Cross multiply
990,780.14x = 1,483,647.29 × 652,796.12 - Step 4: Simplify right side
990,780.14x = 968,519,197,253.64 - Step 5: Solve for x
x = 968,519,197,253.64/990,780.14 - Step 6: Final answer
x = 977,531.90
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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.