Finding the Fourth Proportional to 1,132,821.36, 1,563,337.80 and 623,571.12
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Solution
The fourth proportional to 1,132,821.36, 1,563,337.80 and 623,571.12 is: 860,552.54
Step by Step Solution
- Step 1: Write the proportion equation
1,132,821.36 : 1,563,337.80 = 623,571.12 : x - Step 2: Convert to fraction form
1,132,821.36/1,563,337.80 = 623,571.12/x - Step 3: Cross multiply
1,132,821.36x = 1,563,337.80 × 623,571.12 - Step 4: Simplify right side
1,132,821.36x = 974,852,302,884.34 - Step 5: Solve for x
x = 974,852,302,884.34/1,132,821.36 - Step 6: Final answer
x = 860,552.54
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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.