Finding the Fourth Proportional to 4,804,747.46, 6,637,753.42 and 3,154,809.05
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Solution
The fourth proportional to 4,804,747.46, 6,637,753.42 and 3,154,809.05 is: 4,358,365.29
Step by Step Solution
- Step 1: Write the proportion equation
4,804,747.46 : 6,637,753.42 = 3,154,809.05 : x - Step 2: Convert to fraction form
4,804,747.46/6,637,753.42 = 3,154,809.05/x - Step 3: Cross multiply
4,804,747.46x = 6,637,753.42 × 3,154,809.05 - Step 4: Simplify right side
4,804,747.46x = 20,940,844,527,895.68 - Step 5: Solve for x
x = 20,940,844,527,895.68/4,804,747.46 - Step 6: Final answer
x = 4,358,365.29
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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.