Finding the Fourth Proportional to 1,454,161.24, 2,006,223.08 and 841,979.84
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Solution
The fourth proportional to 1,454,161.24, 2,006,223.08 and 841,979.84 is: 1,161,631.42
Step by Step Solution
- Step 1: Write the proportion equation
1,454,161.24 : 2,006,223.08 = 841,979.84 : x - Step 2: Convert to fraction form
1,454,161.24/2,006,223.08 = 841,979.84/x - Step 3: Cross multiply
1,454,161.24x = 2,006,223.08 × 841,979.84 - Step 4: Simplify right side
1,454,161.24x = 1,689,199,387,902.71 - Step 5: Solve for x
x = 1,689,199,387,902.71/1,454,161.24 - Step 6: Final answer
x = 1,161,631.42
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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.