Finding the Fourth Proportional to 1,027,316.68, 1,417,669.70 and 568,419.28
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Solution
The fourth proportional to 1,027,316.68, 1,417,669.70 and 568,419.28 is: 784,403.49
Step by Step Solution
- Step 1: Write the proportion equation
1,027,316.68 : 1,417,669.70 = 568,419.28 : x - Step 2: Convert to fraction form
1,027,316.68/1,417,669.70 = 568,419.28/x - Step 3: Cross multiply
1,027,316.68x = 1,417,669.70 × 568,419.28 - Step 4: Simplify right side
1,027,316.68x = 805,830,790,151.82 - Step 5: Solve for x
x = 805,830,790,151.82/1,027,316.68 - Step 6: Final answer
x = 784,403.49
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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.