Finding the Fourth Proportional to 1,006,532.84, 1,509,799.26 and 258,579.56
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Solution
The fourth proportional to 1,006,532.84, 1,509,799.26 and 258,579.56 is: 387,869.34
Step by Step Solution
- Step 1: Write the proportion equation
1,006,532.84 : 1,509,799.26 = 258,579.56 : x - Step 2: Convert to fraction form
1,006,532.84/1,509,799.26 = 258,579.56/x - Step 3: Cross multiply
1,006,532.84x = 1,509,799.26 × 258,579.56 - Step 4: Simplify right side
1,006,532.84x = 390,403,228,339.13 - Step 5: Solve for x
x = 390,403,228,339.13/1,006,532.84 - Step 6: Final answer
x = 387,869.34
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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.