Finding the Fourth Proportional to 1,531,358.55, 2,297,037.83 and 891,004.95
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Solution
The fourth proportional to 1,531,358.55, 2,297,037.83 and 891,004.95 is: 1,336,507.43
Step by Step Solution
- Step 1: Write the proportion equation
1,531,358.55 : 2,297,037.83 = 891,004.95 : x - Step 2: Convert to fraction form
1,531,358.55/2,297,037.83 = 891,004.95/x - Step 3: Cross multiply
1,531,358.55x = 2,297,037.83 × 891,004.95 - Step 4: Simplify right side
1,531,358.55x = 2,046,672,072,412.23 - Step 5: Solve for x
x = 2,046,672,072,412.23/1,531,358.55 - Step 6: Final answer
x = 1,336,507.43
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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.