Finding the Fourth Proportional to 1,214,485.02, 1,676,137.12 and 705,187.42
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Solution
The fourth proportional to 1,214,485.02, 1,676,137.12 and 705,187.42 is: 973,244.45
Step by Step Solution
- Step 1: Write the proportion equation
1,214,485.02 : 1,676,137.12 = 705,187.42 : x - Step 2: Convert to fraction form
1,214,485.02/1,676,137.12 = 705,187.42/x - Step 3: Cross multiply
1,214,485.02x = 1,676,137.12 × 705,187.42 - Step 4: Simplify right side
1,214,485.02x = 1,181,990,811,219.03 - Step 5: Solve for x
x = 1,181,990,811,219.03/1,214,485.02 - Step 6: Final answer
x = 973,244.45
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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.