Finding the Fourth Proportional to 1,775,271.60, 2,657,658.60 and 1,586,314.80
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Solution
The fourth proportional to 1,775,271.60, 2,657,658.60 and 1,586,314.80 is: 2,374,782.07
Step by Step Solution
- Step 1: Write the proportion equation
1,775,271.60 : 2,657,658.60 = 1,586,314.80 : x - Step 2: Convert to fraction form
1,775,271.60/2,657,658.60 = 1,586,314.80/x - Step 3: Cross multiply
1,775,271.60x = 2,657,658.60 × 1,586,314.80 - Step 4: Simplify right side
1,775,271.60x = 4,215,883,170,527.28 - Step 5: Solve for x
x = 4,215,883,170,527.28/1,775,271.60 - Step 6: Final answer
x = 2,374,782.07
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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.