Finding the Fourth Proportional to 1,588,578.54, 2,192,228.16 and 909,646.26
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Solution
The fourth proportional to 1,588,578.54, 2,192,228.16 and 909,646.26 is: 1,255,305.98
Step by Step Solution
- Step 1: Write the proportion equation
1,588,578.54 : 2,192,228.16 = 909,646.26 : x - Step 2: Convert to fraction form
1,588,578.54/2,192,228.16 = 909,646.26/x - Step 3: Cross multiply
1,588,578.54x = 2,192,228.16 × 909,646.26 - Step 4: Simplify right side
1,588,578.54x = 1,994,152,146,810.68 - Step 5: Solve for x
x = 1,994,152,146,810.68/1,588,578.54 - Step 6: Final answer
x = 1,255,305.98
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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.