Finding the Fourth Proportional to 2,716,271.55, 3,748,235.36 and 1,570,425.75
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Solution
The fourth proportional to 2,716,271.55, 3,748,235.36 and 1,570,425.75 is: 2,167,060.70
Step by Step Solution
- Step 1: Write the proportion equation
2,716,271.55 : 3,748,235.36 = 1,570,425.75 : x - Step 2: Convert to fraction form
2,716,271.55/3,748,235.36 = 1,570,425.75/x - Step 3: Cross multiply
2,716,271.55x = 3,748,235.36 × 1,570,425.75 - Step 4: Simplify right side
2,716,271.55x = 5,886,325,318,552.39 - Step 5: Solve for x
x = 5,886,325,318,552.39/2,716,271.55 - Step 6: Final answer
x = 2,167,060.70
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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.