Finding the Fourth Proportional to 1,560,683.10, 2,339,469.45 and 717,764.70
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Solution
The fourth proportional to 1,560,683.10, 2,339,469.45 and 717,764.70 is: 1,075,931.81
Step by Step Solution
- Step 1: Write the proportion equation
1,560,683.10 : 2,339,469.45 = 717,764.70 : x - Step 2: Convert to fraction form
1,560,683.10/2,339,469.45 = 717,764.70/x - Step 3: Cross multiply
1,560,683.10x = 2,339,469.45 × 717,764.70 - Step 4: Simplify right side
1,560,683.10x = 1,679,188,587,938.42 - Step 5: Solve for x
x = 1,679,188,587,938.42/1,560,683.10 - Step 6: Final answer
x = 1,075,931.81
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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.