Finding the Fourth Proportional to 1,307,944.14, 1,962,414.36 and 455,110.53
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Solution
The fourth proportional to 1,307,944.14, 1,962,414.36 and 455,110.53 is: 682,839.13
Step by Step Solution
- Step 1: Write the proportion equation
1,307,944.14 : 1,962,414.36 = 455,110.53 : x - Step 2: Convert to fraction form
1,307,944.14/1,962,414.36 = 455,110.53/x - Step 3: Cross multiply
1,307,944.14x = 1,962,414.36 × 455,110.53 - Step 4: Simplify right side
1,307,944.14x = 893,115,439,459.21 - Step 5: Solve for x
x = 893,115,439,459.21/1,307,944.14 - Step 6: Final answer
x = 682,839.13
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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.