Finding the Fourth Proportional to 1,467,039.60, 2,198,485.80 and 904,402.80
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Solution
The fourth proportional to 1,467,039.60, 2,198,485.80 and 904,402.80 is: 1,355,325.86
Step by Step Solution
- Step 1: Write the proportion equation
1,467,039.60 : 2,198,485.80 = 904,402.80 : x - Step 2: Convert to fraction form
1,467,039.60/2,198,485.80 = 904,402.80/x - Step 3: Cross multiply
1,467,039.60x = 2,198,485.80 × 904,402.80 - Step 4: Simplify right side
1,467,039.60x = 1,988,316,713,280.24 - Step 5: Solve for x
x = 1,988,316,713,280.24/1,467,039.60 - Step 6: Final answer
x = 1,355,325.86
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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.