Finding the Fourth Proportional to 1,337,308.08, 1,845,612.45 and 764,237.13
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Solution
The fourth proportional to 1,337,308.08, 1,845,612.45 and 764,237.13 is: 1,054,719.99
Step by Step Solution
- Step 1: Write the proportion equation
1,337,308.08 : 1,845,612.45 = 764,237.13 : x - Step 2: Convert to fraction form
1,337,308.08/1,845,612.45 = 764,237.13/x - Step 3: Cross multiply
1,337,308.08x = 1,845,612.45 × 764,237.13 - Step 4: Simplify right side
1,337,308.08x = 1,410,485,561,880.27 - Step 5: Solve for x
x = 1,410,485,561,880.27/1,337,308.08 - Step 6: Final answer
x = 1,054,719.99
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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.