Finding the Fourth Proportional to 1,847,710.70, 2,771,566.05 and 1,217,336.30
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Solution
The fourth proportional to 1,847,710.70, 2,771,566.05 and 1,217,336.30 is: 1,826,004.45
Step by Step Solution
- Step 1: Write the proportion equation
1,847,710.70 : 2,771,566.05 = 1,217,336.30 : x - Step 2: Convert to fraction form
1,847,710.70/2,771,566.05 = 1,217,336.30/x - Step 3: Cross multiply
1,847,710.70x = 2,771,566.05 × 1,217,336.30 - Step 4: Simplify right side
1,847,710.70x = 3,373,927,960,512.62 - Step 5: Solve for x
x = 3,373,927,960,512.62/1,847,710.70 - Step 6: Final answer
x = 1,826,004.45
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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.