Finding the Fourth Proportional to 1,301,580.61, 1,953,630.32 and 628,135.99
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Solution
The fourth proportional to 1,301,580.61, 1,953,630.32 and 628,135.99 is: 942,811.76
Step by Step Solution
- Step 1: Write the proportion equation
1,301,580.61 : 1,953,630.32 = 628,135.99 : x - Step 2: Convert to fraction form
1,301,580.61/1,953,630.32 = 628,135.99/x - Step 3: Cross multiply
1,301,580.61x = 1,953,630.32 × 628,135.99 - Step 4: Simplify right side
1,301,580.61x = 1,227,145,507,122.46 - Step 5: Solve for x
x = 1,227,145,507,122.46/1,301,580.61 - Step 6: Final answer
x = 942,811.76
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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.