Finding the Fourth Proportional to 1,254,620.60, 1,731,319.99 and 710,745.29
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Solution
The fourth proportional to 1,254,620.60, 1,731,319.99 and 710,745.29 is: 980,796.53
Step by Step Solution
- Step 1: Write the proportion equation
1,254,620.60 : 1,731,319.99 = 710,745.29 : x - Step 2: Convert to fraction form
1,254,620.60/1,731,319.99 = 710,745.29/x - Step 3: Cross multiply
1,254,620.60x = 1,731,319.99 × 710,745.29 - Step 4: Simplify right side
1,254,620.60x = 1,230,527,528,375.35 - Step 5: Solve for x
x = 1,230,527,528,375.35/1,254,620.60 - Step 6: Final answer
x = 980,796.53
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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.