Finding the Fourth Proportional to 1,299,877.54, 1,949,258.67 and 447,035.02
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Solution
The fourth proportional to 1,299,877.54, 1,949,258.67 and 447,035.02 is: 670,360.75
Step by Step Solution
- Step 1: Write the proportion equation
1,299,877.54 : 1,949,258.67 = 447,035.02 : x - Step 2: Convert to fraction form
1,299,877.54/1,949,258.67 = 447,035.02/x - Step 3: Cross multiply
1,299,877.54x = 1,949,258.67 × 447,035.02 - Step 4: Simplify right side
1,299,877.54x = 871,386,888,528.62 - Step 5: Solve for x
x = 871,386,888,528.62/1,299,877.54 - Step 6: Final answer
x = 670,360.75
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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.