Finding the Fourth Proportional to 2,681,064.18, 3,703,628.07 and 2,438,919.54
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Solution
The fourth proportional to 2,681,064.18, 3,703,628.07 and 2,438,919.54 is: 3,369,128.92
Step by Step Solution
- Step 1: Write the proportion equation
2,681,064.18 : 3,703,628.07 = 2,438,919.54 : x - Step 2: Convert to fraction form
2,681,064.18/3,703,628.07 = 2,438,919.54/x - Step 3: Cross multiply
2,681,064.18x = 3,703,628.07 × 2,438,919.54 - Step 4: Simplify right side
2,681,064.18x = 9,032,850,868,815.49 - Step 5: Solve for x
x = 9,032,850,868,815.49/2,681,064.18 - Step 6: Final answer
x = 3,369,128.92
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1.5x scale
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.