Finding the Fourth Proportional to 1,478,457.08, 2,040,148.12 and 834,035.64
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Solution
The fourth proportional to 1,478,457.08, 2,040,148.12 and 834,035.64 is: 1,150,899.99
Step by Step Solution
- Step 1: Write the proportion equation
1,478,457.08 : 2,040,148.12 = 834,035.64 : x - Step 2: Convert to fraction form
1,478,457.08/2,040,148.12 = 834,035.64/x - Step 3: Cross multiply
1,478,457.08x = 2,040,148.12 × 834,035.64 - Step 4: Simplify right side
1,478,457.08x = 1,701,556,242,959.00 - Step 5: Solve for x
x = 1,701,556,242,959.00/1,478,457.08 - Step 6: Final answer
x = 1,150,899.99
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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.