Finding the Fourth Proportional to 1,238,489.60, 1,854,969.60 and 957,094.40
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Solution
The fourth proportional to 1,238,489.60, 1,854,969.60 and 957,094.40 is: 1,433,504.99
Step by Step Solution
- Step 1: Write the proportion equation
1,238,489.60 : 1,854,969.60 = 957,094.40 : x - Step 2: Convert to fraction form
1,238,489.60/1,854,969.60 = 957,094.40/x - Step 3: Cross multiply
1,238,489.60x = 1,854,969.60 × 957,094.40 - Step 4: Simplify right side
1,238,489.60x = 1,775,381,016,330.24 - Step 5: Solve for x
x = 1,775,381,016,330.24/1,238,489.60 - Step 6: Final answer
x = 1,433,504.99
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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.