Finding the Fourth Proportional to 1,008,352.99, 1,512,525.38 and 409,309.08
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Solution
The fourth proportional to 1,008,352.99, 1,512,525.38 and 409,309.08 is: 613,961.96
Step by Step Solution
- Step 1: Write the proportion equation
1,008,352.99 : 1,512,525.38 = 409,309.08 : x - Step 2: Convert to fraction form
1,008,352.99/1,512,525.38 = 409,309.08/x - Step 3: Cross multiply
1,008,352.99x = 1,512,525.38 × 409,309.08 - Step 4: Simplify right side
1,008,352.99x = 619,090,373,705.07 - Step 5: Solve for x
x = 619,090,373,705.07/1,008,352.99 - Step 6: Final answer
x = 613,961.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.