Finding the Fourth Proportional to 1,733,102.09, 2,390,875.08 and 1,121,452.35
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Solution
The fourth proportional to 1,733,102.09, 2,390,875.08 and 1,121,452.35 is: 1,547,082.82
Step by Step Solution
- Step 1: Write the proportion equation
1,733,102.09 : 2,390,875.08 = 1,121,452.35 : x - Step 2: Convert to fraction form
1,733,102.09/2,390,875.08 = 1,121,452.35/x - Step 3: Cross multiply
1,733,102.09x = 2,390,875.08 × 1,121,452.35 - Step 4: Simplify right side
1,733,102.09x = 2,681,252,477,022.44 - Step 5: Solve for x
x = 2,681,252,477,022.44/1,733,102.09 - Step 6: Final answer
x = 1,547,082.82
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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.