Finding the Fourth Proportional to 1,246,536.58, 1,720,220.44 and 673,576.74
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Solution
The fourth proportional to 1,246,536.58, 1,720,220.44 and 673,576.74 is: 929,535.88
Step by Step Solution
- Step 1: Write the proportion equation
1,246,536.58 : 1,720,220.44 = 673,576.74 : x - Step 2: Convert to fraction form
1,246,536.58/1,720,220.44 = 673,576.74/x - Step 3: Cross multiply
1,246,536.58x = 1,720,220.44 × 673,576.74 - Step 4: Simplify right side
1,246,536.58x = 1,158,700,476,056.57 - Step 5: Solve for x
x = 1,158,700,476,056.57/1,246,536.58 - Step 6: Final answer
x = 929,535.88
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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.