Finding the Fourth Proportional to 977,323.20, 1,465,984.80 and 941,893.80
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Solution
The fourth proportional to 977,323.20, 1,465,984.80 and 941,893.80 is: 1,412,840.70
Step by Step Solution
- Step 1: Write the proportion equation
977,323.20 : 1,465,984.80 = 941,893.80 : x - Step 2: Convert to fraction form
977,323.20/1,465,984.80 = 941,893.80/x - Step 3: Cross multiply
977,323.20x = 1,465,984.80 × 941,893.80 - Step 4: Simplify right side
977,323.20x = 1,380,801,994,014.24 - Step 5: Solve for x
x = 1,380,801,994,014.24/977,323.20 - Step 6: Final answer
x = 1,412,840.70
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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.