Finding the Fourth Proportional to 1,470,684.78, 2,205,531.09 and 559,650.99
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Solution
The fourth proportional to 1,470,684.78, 2,205,531.09 and 559,650.99 is: 839,287.71
Step by Step Solution
- Step 1: Write the proportion equation
1,470,684.78 : 2,205,531.09 = 559,650.99 : x - Step 2: Convert to fraction form
1,470,684.78/2,205,531.09 = 559,650.99/x - Step 3: Cross multiply
1,470,684.78x = 2,205,531.09 × 559,650.99 - Step 4: Simplify right side
1,470,684.78x = 1,234,327,657,994.28 - Step 5: Solve for x
x = 1,234,327,657,994.28/1,470,684.78 - Step 6: Final answer
x = 839,287.71
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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.