Finding the Fourth Proportional to 1,132,975.84, 1,563,562.80 and 623,672.80
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Solution
The fourth proportional to 1,132,975.84, 1,563,562.80 and 623,672.80 is: 860,699.37
Step by Step Solution
- Step 1: Write the proportion equation
1,132,975.84 : 1,563,562.80 = 623,672.80 : x - Step 2: Convert to fraction form
1,132,975.84/1,563,562.80 = 623,672.80/x - Step 3: Cross multiply
1,132,975.84x = 1,563,562.80 × 623,672.80 - Step 4: Simplify right side
1,132,975.84x = 975,151,589,451.84 - Step 5: Solve for x
x = 975,151,589,451.84/1,132,975.84 - Step 6: Final answer
x = 860,699.37
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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.