Finding the Fourth Proportional to 1,931,452.80, 2,896,027.20 and 1,184,035.20
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Solution
The fourth proportional to 1,931,452.80, 2,896,027.20 and 1,184,035.20 is: 1,775,346.59
Step by Step Solution
- Step 1: Write the proportion equation
1,931,452.80 : 2,896,027.20 = 1,184,035.20 : x - Step 2: Convert to fraction form
1,931,452.80/2,896,027.20 = 1,184,035.20/x - Step 3: Cross multiply
1,931,452.80x = 2,896,027.20 × 1,184,035.20 - Step 4: Simplify right side
1,931,452.80x = 3,428,998,144,957.44 - Step 5: Solve for x
x = 3,428,998,144,957.44/1,931,452.80 - Step 6: Final answer
x = 1,775,346.59
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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.