Finding the Fourth Proportional to 2,364,537.60, 3,546,806.40 and 1,417,420.80
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Solution
The fourth proportional to 2,364,537.60, 3,546,806.40 and 1,417,420.80 is: 2,126,131.20
Step by Step Solution
- Step 1: Write the proportion equation
2,364,537.60 : 3,546,806.40 = 1,417,420.80 : x - Step 2: Convert to fraction form
2,364,537.60/3,546,806.40 = 1,417,420.80/x - Step 3: Cross multiply
2,364,537.60x = 3,546,806.40 × 1,417,420.80 - Step 4: Simplify right side
2,364,537.60x = 5,027,317,164,933.12 - Step 5: Solve for x
x = 5,027,317,164,933.12/2,364,537.60 - Step 6: Final answer
x = 2,126,131.20
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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.