Finding the Fourth Proportional to 5,648,921.90, 8,473,343.97 and 1,862,709.74
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Solution
The fourth proportional to 5,648,921.90, 8,473,343.97 and 1,862,709.74 is: 2,794,051.79
Step by Step Solution
- Step 1: Write the proportion equation
5,648,921.90 : 8,473,343.97 = 1,862,709.74 : x - Step 2: Convert to fraction form
5,648,921.90/8,473,343.97 = 1,862,709.74/x - Step 3: Cross multiply
5,648,921.90x = 8,473,343.97 × 1,862,709.74 - Step 4: Simplify right side
5,648,921.90x = 15,783,380,343,289.27 - Step 5: Solve for x
x = 15,783,380,343,289.27/5,648,921.90 - Step 6: Final answer
x = 2,794,051.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.