Finding the Fourth Proportional to 1,413,936.04, 2,124,447.02 and 1,328,905.48
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Solution
The fourth proportional to 1,413,936.04, 2,124,447.02 and 1,328,905.48 is: 1,996,688.12
Step by Step Solution
- Step 1: Write the proportion equation
1,413,936.04 : 2,124,447.02 = 1,328,905.48 : x - Step 2: Convert to fraction form
1,413,936.04/2,124,447.02 = 1,328,905.48/x - Step 3: Cross multiply
1,413,936.04x = 2,124,447.02 × 1,328,905.48 - Step 4: Simplify right side
1,413,936.04x = 2,823,189,286,847.67 - Step 5: Solve for x
x = 2,823,189,286,847.67/1,413,936.04 - Step 6: Final answer
x = 1,996,688.12
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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.