Finding the Fourth Proportional to 4,927,305.60, 7,395,105.60 and 2,405,116.80
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Solution
The fourth proportional to 4,927,305.60, 7,395,105.60 and 2,405,116.80 is: 3,609,699.53
Step by Step Solution
- Step 1: Write the proportion equation
4,927,305.60 : 7,395,105.60 = 2,405,116.80 : x - Step 2: Convert to fraction form
4,927,305.60/7,395,105.60 = 2,405,116.80/x - Step 3: Cross multiply
4,927,305.60x = 7,395,105.60 × 2,405,116.80 - Step 4: Simplify right side
4,927,305.60x = 17,786,092,716,334.08 - Step 5: Solve for x
x = 17,786,092,716,334.08/4,927,305.60 - Step 6: Final answer
x = 3,609,699.53
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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.