Finding the Fourth Proportional to 2,160,331.29, 3,239,746.50 and 1,202,248.98
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Solution
The fourth proportional to 2,160,331.29, 3,239,746.50 and 1,202,248.98 is: 1,802,955.84
Step by Step Solution
- Step 1: Write the proportion equation
2,160,331.29 : 3,239,746.50 = 1,202,248.98 : x - Step 2: Convert to fraction form
2,160,331.29/3,239,746.50 = 1,202,248.98/x - Step 3: Cross multiply
2,160,331.29x = 3,239,746.50 × 1,202,248.98 - Step 4: Simplify right side
2,160,331.29x = 3,894,981,925,083.57 - Step 5: Solve for x
x = 3,894,981,925,083.57/2,160,331.29 - Step 6: Final answer
x = 1,802,955.84
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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.