Finding the Fourth Proportional to 1,124,201.64, 1,551,904.86 and 716,851.02
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Solution
The fourth proportional to 1,124,201.64, 1,551,904.86 and 716,851.02 is: 989,577.44
Step by Step Solution
- Step 1: Write the proportion equation
1,124,201.64 : 1,551,904.86 = 716,851.02 : x - Step 2: Convert to fraction form
1,124,201.64/1,551,904.86 = 716,851.02/x - Step 3: Cross multiply
1,124,201.64x = 1,551,904.86 × 716,851.02 - Step 4: Simplify right side
1,124,201.64x = 1,112,484,581,833.96 - Step 5: Solve for x
x = 1,112,484,581,833.96/1,124,201.64 - Step 6: Final answer
x = 989,577.44
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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.