Finding the Fourth Proportional to 1,472,293.05, 2,207,488.20 and 703,475.07
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Solution
The fourth proportional to 1,472,293.05, 2,207,488.20 and 703,475.07 is: 1,054,758.03
Step by Step Solution
- Step 1: Write the proportion equation
1,472,293.05 : 2,207,488.20 = 703,475.07 : x - Step 2: Convert to fraction form
1,472,293.05/2,207,488.20 = 703,475.07/x - Step 3: Cross multiply
1,472,293.05x = 2,207,488.20 × 703,475.07 - Step 4: Simplify right side
1,472,293.05x = 1,552,912,916,019.17 - Step 5: Solve for x
x = 1,552,912,916,019.17/1,472,293.05 - Step 6: Final answer
x = 1,054,758.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.