Finding the Fourth Proportional to 1,062,993.10, 1,468,330.74 and 787,908.62
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Solution
The fourth proportional to 1,062,993.10, 1,468,330.74 and 787,908.62 is: 1,088,351.79
Step by Step Solution
- Step 1: Write the proportion equation
1,062,993.10 : 1,468,330.74 = 787,908.62 : x - Step 2: Convert to fraction form
1,062,993.10/1,468,330.74 = 787,908.62/x - Step 3: Cross multiply
1,062,993.10x = 1,468,330.74 × 787,908.62 - Step 4: Simplify right side
1,062,993.10x = 1,156,910,447,056.98 - Step 5: Solve for x
x = 1,156,910,447,056.98/1,062,993.10 - Step 6: Final answer
x = 1,088,351.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.