Finding the Fourth Proportional to 1,774,324.14, 2,448,508.68 and 1,121,299.08
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Solution
The fourth proportional to 1,774,324.14, 2,448,508.68 and 1,121,299.08 is: 1,547,355.68
Step by Step Solution
- Step 1: Write the proportion equation
1,774,324.14 : 2,448,508.68 = 1,121,299.08 : x - Step 2: Convert to fraction form
1,774,324.14/2,448,508.68 = 1,121,299.08/x - Step 3: Cross multiply
1,774,324.14x = 2,448,508.68 × 1,121,299.08 - Step 4: Simplify right side
1,774,324.14x = 2,745,510,530,256.01 - Step 5: Solve for x
x = 2,745,510,530,256.01/1,774,324.14 - Step 6: Final answer
x = 1,547,355.68
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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.