Finding the Fourth Proportional to 4,310,418.48, 6,465,393.36 and 1,318,602.48
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Solution
The fourth proportional to 4,310,418.48, 6,465,393.36 and 1,318,602.48 is: 1,977,832.03
Step by Step Solution
- Step 1: Write the proportion equation
4,310,418.48 : 6,465,393.36 = 1,318,602.48 : x - Step 2: Convert to fraction form
4,310,418.48/6,465,393.36 = 1,318,602.48/x - Step 3: Cross multiply
4,310,418.48x = 6,465,393.36 × 1,318,602.48 - Step 4: Simplify right side
4,310,418.48x = 8,525,283,718,671.53 - Step 5: Solve for x
x = 8,525,283,718,671.53/4,310,418.48 - Step 6: Final answer
x = 1,977,832.03
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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.