Finding the Fourth Proportional to 1,808,646.35, 2,495,867.38 and 1,023,695.42
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Solution
The fourth proportional to 1,808,646.35, 2,495,867.38 and 1,023,695.42 is: 1,412,663.12
Step by Step Solution
- Step 1: Write the proportion equation
1,808,646.35 : 2,495,867.38 = 1,023,695.42 : x - Step 2: Convert to fraction form
1,808,646.35/2,495,867.38 = 1,023,695.42/x - Step 3: Cross multiply
1,808,646.35x = 2,495,867.38 × 1,023,695.42 - Step 4: Simplify right side
1,808,646.35x = 2,555,008,001,324.14 - Step 5: Solve for x
x = 2,555,008,001,324.14/1,808,646.35 - Step 6: Final answer
x = 1,412,663.12
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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.