Finding the Fourth Proportional to 1,291,177.14, 1,936,371.84 and 1,037,856.93
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Solution
The fourth proportional to 1,291,177.14, 1,936,371.84 and 1,037,856.93 is: 1,556,468.80
Step by Step Solution
- Step 1: Write the proportion equation
1,291,177.14 : 1,936,371.84 = 1,037,856.93 : x - Step 2: Convert to fraction form
1,291,177.14/1,936,371.84 = 1,037,856.93/x - Step 3: Cross multiply
1,291,177.14x = 1,936,371.84 × 1,037,856.93 - Step 4: Simplify right side
1,291,177.14x = 2,009,676,933,200.85 - Step 5: Solve for x
x = 2,009,676,933,200.85/1,291,177.14 - Step 6: Final answer
x = 1,556,468.80
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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.