Finding the Fourth Proportional to 3,815,979.75, 5,726,594.03 and 1,572,117.75
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Solution
The fourth proportional to 3,815,979.75, 5,726,594.03 and 1,572,117.75 is: 2,359,257.83
Step by Step Solution
- Step 1: Write the proportion equation
3,815,979.75 : 5,726,594.03 = 1,572,117.75 : x - Step 2: Convert to fraction form
3,815,979.75/5,726,594.03 = 1,572,117.75/x - Step 3: Cross multiply
3,815,979.75x = 5,726,594.03 × 1,572,117.75 - Step 4: Simplify right side
3,815,979.75x = 9,002,880,113,746.44 - Step 5: Solve for x
x = 9,002,880,113,746.44/3,815,979.75 - Step 6: Final answer
x = 2,359,257.83
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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.