Finding the Fourth Proportional to 3,564,062.11, 5,345,824.47 and 1,135,117.36
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Solution
The fourth proportional to 3,564,062.11, 5,345,824.47 and 1,135,117.36 is: 1,702,590.46
Step by Step Solution
- Step 1: Write the proportion equation
3,564,062.11 : 5,345,824.47 = 1,135,117.36 : x - Step 2: Convert to fraction form
3,564,062.11/5,345,824.47 = 1,135,117.36/x - Step 3: Cross multiply
3,564,062.11x = 5,345,824.47 × 1,135,117.36 - Step 4: Simplify right side
3,564,062.11x = 6,068,138,159,409.80 - Step 5: Solve for x
x = 6,068,138,159,409.80/3,564,062.11 - Step 6: Final answer
x = 1,702,590.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.